Which of the following are true about regression with one predictor variable (often called ""simple regression"")? check all that apply.

Answers

Answer 1

Answer:

A. The slope describes the amount of change in Y for a one-unit increase in X

B. The regression equation is the line that best fits a set of data as determined by having the least squared error.

Explanation:

Options:

A) The slope describes the amount of change in Y for a one-unit increase in X

B. The regression equation is the line that best fits a set of data as determined by having the least squared error

C. The slope, b, of the regression equation has the same value as r, the estimated correlation

______________________________________________________

The options that are true about regression with one predictor variable include:

A. The slope describes the amount of change in Y for a one-unit increase in XB. The regression equation is the line that best fits a set of data as determined by having the least squared error.

Regression simply refers to a statistical measurement which attempts to determine the strength that exists between a dependent variable and the independent variables.

It should be noted that in one predictor variable, the slope describes the amount of change in Y for a one-unit increase in X and the regression equation is the line that best fits a set of data as determined by having the least squared error.

Therefore, the correct answers are A and B.

______________________________________________

(Hope this helps can I pls have brainlist (crown)☺️)


Related Questions

I hosted a birthday party last sunday and the guests ______ havoc on my house!.

Answers

Answer:

I hosted a birthday party last sunday and the guests wreaked hovoc on my house!

Which lines from the excerpt of antigone best demonstrate that creon abhors criminals who show no remorse for their actions?.

Answers

There are different kinds of stories excerpt of Antigone best demonstrate that Creon abhors criminals who show no remorse for their actions is that  ''But most I hate when one found out in guilt, Will seek to glaze and brave it to the end''.

Antigon story is known to be that of a tragedy. It was  written by Sophocles in the year 441 BCE. The lines talks about why the reason for hating a person if they are guilty, it implies why can't He love them instead.

It was a play about the effect of a civil war where two sons of Oedipus, Eteocles and Polyneices, kill each other. In the excerpt, the new king and their successor, Creon punished Polyneices for his disloyalty.

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Consider the two male oryx that are shown below. Mc005-1. Jpg Which of Charles Darwin’s main points is depicted in the image? Organisms within a population compete with each other to survive. Over time, beneficial variations will be passed on to future generations. More offspring are produced than can be supported by an environment. All organisms within a population have an equal chance for survival.

Answers

Answer:

option B

Explanation:

Answer:

B

Explanation: is the best answer

What is orwell's main purpose in this passage? to show how easy it is to convince animals and humans of something that is not true to reveal that dictators manipulate others and use deception to further their ambitions to show the negative effects of rumors and misinformation on those in leadership roles to reveal the corruption among many producers, sellers, and buyers of farm products.

Answers

Stories often convey different messages. Orwell's main purpose in this passage is to reveal that dictators manipulate others and use deception to further their ambitions.

The passage was an excerpt from Animal Farm. Napoleon knows the bad effect that can take place when real facts of the food situation were known known to the animals.

To save them from fear or despair,  he makes use of Mr. Whymper to spread a contrary impression.

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Answer:

b

Explanation:

edge 2021

The need for change to automated sales at bergman’s most likely arises from a(n) ______ force.

Answers

Answer: Outside


Quizlet

The table shows the heights of 40 students in a class.

Answers

Um provide more information?

Use the drop-down menu to complete each statement. US national security policy seeks to. Congress has the power to. The US government has to support national security.

Answers

Answer

1. protect us citizens

2. declare war

3. signed treaties

Explanation: your welcome

US national security policy seeks to protect us citizens.

Congress has the power to declare warThe US government has to support national security - Signed treaties

What does national security do?

National security is known to be the body that is responsible for protection of its citizens, economy, and any other kinds of set up body.

Conclusively, It is known to be a body that is set up by government and handle issues relating to economic security, political security, and others and as such, US national security policy seeks to protect us citizens.

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Energy released by the electron transport chain is used to pump h+ into which location in eukaryotic cells?.

Answers

Answer:

Energy released by the electron transport chain is used to pump H+ into the mitochondrial intermembrane space - Option D-.

Explanation:

There exist three proteinic complexes immersed in the internal mitochondrial membrane. These complexes have the electron transporters and the enzymes necessary to catalyze the electron transference from one transporter to the other. In complexes, I and III released energy by electrons provokes changes in membrane transport protein conformation. These changes make possible the protons transport against their concentration gradient, going from the mitochondrial matrix toward the intermembrane space. The protons concentrations difference between the matrix and the intermembrane space represents released energy.

Let f be the function defined by f(x)=x3+x2+x. Let g(x)=f−1(x), where g(3) = 1. What is the value of g'(3)?.

Answers

Quick review of the inverse function theorem:

By definition of inverse function,

f(f⁻¹(x)) = x

Differentiating both sides with respect to x using the chain rule gives

f'(f⁻¹(x)) • (f⁻¹)'(x) = 1

so that the derivative of the inverse is

(f⁻¹)'(x) = 1 / f'(f⁻¹(x))

Now if f(a) = b and a = f⁻¹(b), then the theorem says

(f⁻¹)'(b) = 1 / f'(a)

so that

g'(3) = 1 / f'(1)

We have

f(x) = x³ + x² + x   ⇒   f'(x) = 3x² + 2x + 1   ⇒   f'(1) = 3 + 2 + 1 = 6

and so

g'(3) = 1/6

If two populations are merged, each with different frequencies of an allele at a locus, and random mating occurs immediately, how long will it take to achieve a hardy–weinberg equilibrium in the new population?.

Answers

If two populations with different frequencies of an allele at a locus randomly mate, then only ONE generation will take to achieve Hardy–Weinberg equilibrium. This principle is used in population genetics.

The Hardy–Weinberg equilibrium is a principle used in population genetics to calculate allele and genotype frequencies in a population.

The Hardy-Weinberg equilibrium states that allele and genotype frequencies in a population will remain constant from one generation to the next in absence of different evolutionary forces.

The evolutionary forces that may alter the Hardy-Weinberg equilibrium include natural selection, mutations, nonrandom mating, genetic drift, and gene flow.

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Choose the best Spanish equivalent to the phrase I am hungry. Soy sed. Estoy hambre. Tengo sed. Tengo hambre.

Answers

Answer: late but, the answer would be TENGO HAMBRE

Explanation:

Answer: D. Tengo hambre.

Explanation: On Edge!

What atomic or hybrid orbitals make up the sigma bond between sb and f in antimony(iii) fluoride, sbf3?.

Answers

Answer:

Sb electronic configuration is [Kr]4d105s25p3

It can undergoes sp3 hybridisation

sigma bond is formed between Sb & F in antomony (III) fluoride SbF3 is

"sp3 hybrid orbital of Sb + 2p - orbital of F".

the approximate F-Sb-F bond angle is 1070

Explanation:

Who was the U. S. President when Texas became part of the United States?.

Answers

Answer:

president James K. Polk

Analyze the solution set of the following system by following the given steps. 2x y = 5 3y = 9 − 6x Write each equation in slope-intercept form. Y = x y = x.

Answers

Answer:

2x + y = 5  

2x -2x+ y = 5 -2x

y=5-2x  

y=-2x+5

3y = 9 − 6x

3y/3= 9/3 - 6x/3

y = 3 - 2x  

y= - 2x +3

y= - 2x+5,

y= - 2x +3

Explanation: Hope this helps :)

Margaret needs to compare the types of themes from the four books in her American Literature class. She should use a ____________to match the themes with the stories. A. Timeline c. Either of these b. Chart d. Neither of these Please select the best answer from the choices provided A B C D.

Answers

Answer:

b. Chart

Explanation:

In the American Literature class, she should use a Chart to match the themes with the stories.

What is a literature class?

The literature class is known to be a class where there is the reading, writing and also the discussing, about literature texts and also ideas.

Conclusively, In the American Literature class, by using a Chart to match the themes with the stories, one can be able to see how the stories matches and be able to remember them.

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Check all statements that are correct about the nervous system control of blood flow.

Answers

The human body is made up of a nervous system. The statements that are correct about the nervous system control of blood flow  are;

B. A decrease in vasomotor tone causes blood vessels to dilate and blood pressure to decrease.

C. Nervous control of blood vessels causes blood to be shunted from one large area of the body to another.

D. In skeletal and cardiac muscle tissue, epinephrine and norepinephrine released by the sympathetic nervous system cause the blood vessels to dilate, increasing blood flow.

Nervous control of the circulation is said to be of a more global functions such as they help in resupply blood flow to different areas of the body, regulating the pumping activity of the heart,  and giving quick control of blood pressure.

See full question below

Check all statements that are correct about the nervous system control of blood flow. Check Al That Apply

An increase in vasomotor tone chutes blood vessels to dilate further and blood pressure to decrease

A decreto in vnamoror tone cautet blood vessels to dilate and blood pressure to decroma.

Nervous control of blood vessels causes blood to be shunted from one large area of the body to another.

in skeletal and cardiac muscle tissue opinephrine and norepinephrine released by the sympathetic nervous system cause the blood vessels to dilate, Increasing blood flow.

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If you know two angle measures in a triangle, can you find the measure of the third angle? if not, why not? if so, how?.

Answers

Answer:

Yes

Explanation:

Yes, you can find the third angle's measurement as all angles in a triangle add up to 180 degrees. Therefore, you would add the angles of the two you already know and subtract that sum from 180 to get the measurement of the third angle. Hope that helps!

Using the following vocabulary describe in spanish.

Answers

Answer:

describe what?

Explanation:

Ben is explaining to his dad what unbalanced forces are. He uses arm wrestling as an example. Which of the following is the best explanation that Ben can use?

If Ben and his dad push their arms with an equal force, the forces are unbalanced.
Since Ben and his dad have different weights, the forces are unbalanced.
If Ben and his dad push their arms with different forces, the forces are unbalanced.
If Ben and his dad's hands do not change positions at the start of the game, the forces are unbalanced.

Answers

Answer: C

Explanation: I hope this helps

Which detail best supports the central idea that the animals felt pride in growing and supplying their own food?.

Answers

Answer:c

Explanation:

The detail that best supports the central idea of animals feeling pride in growing and supplying their own food is their happiness and the positive pleasure they derived from consuming it, now that it was genuinely self-produced.

How did the animals' attitude towards their food change, reflecting their newfound sense of accomplishment and ownership?

The animals' happiness and acute positive pleasure in consuming the food highlights their pride and satisfaction in growing and supplying their own sustenance, a departure from the times when they were dependent on their masters for meager rations.

This transformation underscores their sense of achievement and autonomy. Therefore the detail that best supports the central idea of animals feeling pride in growing and supplying their own food is their happiness and the positive pleasure they derived from consuming it, now that it was genuinely self-produced.

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Read the underlined sentence. Who or what does roosevelt blame for making life insecure?.

Answers

Answer: B. Industrialization

Explanation:

Answer:

Correct to person on top

Explanation:

:)

What is collaboration? a. Working successfully with other people b. Struggling when working with other people c. Telling other people how they can work best d. Choosing to work alone instead of with other people.

Answers

Answer: A) Working successfully with other people

Explanation:

Meaning: the action of working with someone to produce or create something.

Answer:

A. working successfully with other people

Which detail from the passage best supports the idea that mr. Jones is a reckless farmer? "the uproar awoke mr. Jones, who sprang out of bed" "everyone fled to his own sleeping-place. " "making sure that there was a fox in the yard" "let fly a charge of number 6 shot into the darkness".

Answers

The detail from the passage best supports the idea that Mr. Jones is a reckless farmer is "let fly a charge of number 6 shot into the darkness". Thus, option fourth is correct.

What is the meaning of reckless?

The term reckless is derived from the Old English word receleas, which means "careless, thoughtless, or heedless."

"Let go a charge of Number 6 shot into the night," according to George Orwell's text, best supports the assumption that Mr. Jones is a reckless farmer.

Mr. Jones is in charge of the Manor Farm before the animals take over and rename it Animal Farm. He is frequently inebriated. He is cruel to animals who are hungry. He stands in for Tsar Nicholas II, who was deposed by the Revolution. Therefore, option fourth is correct.

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The detail from the passage best supports the idea that Mr. Jones is a reckless farmer is "let fly a charge of number 6 shot into the darkness". Thus, option D is correct.

What is the meaning of reckless?

The term reckless is derived from the Old English word receleas, which means "careless, thoughtless, or heedless."

"Let go a charge of Number 6 shot into the night," according to George Orwell's text, best supports the assumption that Mr. Jones is a reckless farmer.

Mr. Jones is in charge of the Manor Farm before the animals take over and rename it Animal Farm. He is frequently inebriated. He is cruel to animals who are hungry. He stands in for Tsar Nicholas II, who was deposed by the Revolution.

Therefore, option D is correct.

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Which of the following statements is true about the 1920s?.

Answers

Answer: a

Explanation:

Answer:

B

Explanation:

Researchers are investigating the effect of ph level in water on the breeding habits of the moon jellyfish. As part of a laboratory experiment, they will randomly assign one of three treatments, low ph , medium ph , or high ph , to the water in the tanks that hold the jellyfish.

Answers

In this experiment randomization tends to minimize the effects of uncontrolled variables, such as water temperature, so that such factors are not confounded with the treatment effects.

In an experiment, variables are carefully controlled in order to ensure the reliability of the results. Usually, treatments are assigned randomly to experimental units. Randomization refers to the assignment of experimental units to groups by chance.

Randomization is important in this experiment because it  tends to minimize the effects of uncontrolled variables, such as water temperature, so that such factors are not confounded with the treatment effects.

Missing parts;

Which of the following is the best reason for the random assignment of a treatment level to an experimental unit?

A. Randomization tends to minimize the effects of uncontrolled variables, such as water temperature, so that such factors are not confounded with the treatment effects.

B. Randomization will make up for improper experimental design, data collection, and analysis.

C. Randomization makes the analysis easier since the data can be entered into the computer in any order.

D. Randomization is required by statistical consultants before they will analyze the experiment.

E. Randomization means that the experiment would not need to be replicated

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A cart accelerates at 2 m/s2 when a force of 60 N is applied. What is the mass of the cart? (Formula: F=ma) 0. 03 kg 30 kg 62 kg 120 kg.

Answers

Answer:

30 kg

Explanation:

From F=ma

60 N = m*2m/s^2

m = 30 kg

Which equation is represented by the graph below? On a coordinate plane, a curve starts at (0, negative 3) in quadrant 4 and then increases into quadrant 1 and approaches y = 3. Y = e Superscript x y = e Superscript x Baseline minus 1 y = l n x y = l n x minus 1.

Answers

Answer 2

Explanation:

Answer:

Option C

Explanation:

Y = In x

Endurance athletes sometimes suffer from water intoxication.

Answers

Answer:

Health experts cautioned yesterday that some endurance athletes drink too much water during exercise and are at risk of deadly "water intoxication." Marathon runners, triathletes and cyclists are familiar with dehydration, caused by not drinking enough.

Explanation:

Why does judith's little brother need help? he can't get dressed by himself. He can't put his shoes on by himself. He can't get undressed by himself. He can't find his clothes.

Answers

Answer:

it's A- He can't get dressed by himself

Explanation:

judith's little brother need help, he can't get dressed by himself. it is needed to teach children how to get dressed.

Why child needs to learn how to get dressed?

Teaching to children how to get dressed builds  child’s confidence level and independence and it gives them a sense of achievement, so getting dressed by themselves helps the child to develop many other skills.

Some of the skills are fine motor skills like fastening buttons and zip, gross motor skills like standing on one leg to pull on a pair of pant, cognitive skills, language skills that is naming types of clothes, colors and sizes, awareness of time and space

Young children are aware about clothing by pulling off things like socks, shoes or hats,

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You are going to write an essay about the life of a person whom you admire. Which two organizational aids could you use, and why?.

Answers

Answer:

Organizational aids are tools that allow an author to help the reader understand and follow the flow of information and ideas within a text. They provide a framework for organizing and connecting what has been written into a cohesive whole.

Explanation:

Two organizational aids that could be used to write about the life of someone whom you admire would either be chronological order or cause-and-effect. The chronological order might be used because the author may want to inform the reader about key events within the person's life, and this organizational aid would help to accomplish that goal. Using cause-and-effect could also work well because it could show how certain events were caused by other events, which ultimately led to the outcome of certain moments in the person's life.

Answer:

You can use a sequence chart or a timeline. Both organizational aids allow you to present the events of the person's life in order of occurrence.

Explanation:

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