What is the difference between simple hypothesis and a composite hypothesis? Why might economists choose one over the other? Give an example.

Q: What do you need to be able to perform a hypothesis test?

A: Hypothesis testing: Hypothesis testing is the procedure of testing a claim about the population…

Q: ) What conclusions can be drawn from this hypothesis test?

A: a) H0:μ=15.7VersusHa:μ<15.7   Level of significance valueα=0.05 Test statistic value of T = x-μsn…

Q: Why can we never accept the null hypothesis

A: Accepting null hypothesis means we are sure that null hypothesis is true. But we cannot we sure. We…

Q: How on earth do I make the problem for the Hypothesis test?

A: A test of a statistical hypothesis H is a rule or procedure of deciding whether to reject or accept…

Q: Why do we say “we fail to reject the null hypothesis” instead of “we accept the null hypothesis”?

A: Rejection rule: If p-value≤α, reject the null hypothesis. If p-value>α, fail to reject the null…

Q: If the null hypothesis is false and the researchers do not reject it, a Type I error has been made.…

A: We know that- Type I error- Rejecting the null hypothesis when it is actually true. Type II error-…

Q: What is meant when we say that a hypothesis test is a. exact?b. approximately correct?

A:

Q: What is Alternative Hypothesis?

A: Hypothesis: Hypothesis is an assumption about the parameter of the population which will be made on…

Q: What is the aim of hypothesis testing? What does hypothesis testing achieve that could not be…

A: Hypothesis:Hypothesis is an assumption about the parameter of the population which will be made on…

Q: Come up with your own hypothesis testing scenario. What is an example of a null and research…

A: Suppose it is claimed that the average weekly salary of a waiter at restaurant in USA is $800 with…

Q: What is the alternative hypothesis in this problem? Please state in words

A: Let Almond oil denoted by X  Standard denoted by Y  X=26,33,24,21,19,26,15,13,12,22,13,18,18,32,30…

Q: The null hypothesis is always concluded as true, while the alternative hypothesis is always false…

A: Hypothesis testing is done to draw conclusions about a population parameter.

Q: What is the difference between defining a research problem and developing a hypothesis?

A: The difference between defining a research problem and developing a hypothesis is given below:

Q: How to Minimizing Incorrect Decisions in hypothesis testing?

A: There are two cases in which an incorrect decision making in hypothesis testing occurs given as…

Q: I sort of understood the addition rule of probabilties, but cannot apply it. Any better explanation…

A: From the addition law of probability, we have,

Q: Why don’t hypothesis tests always yield correct decisions?

A: Hypothesis testing:         R.A.Fisher (Ronald Fisher) was introduced Hypothesis testing.It is used…

Q: Why is it useful to obtain the power curve for a hypothesis test?

A: Power of a test:It is the chance or the probability of correctly rejecting the null hypothesis H0…

Q: Starting with work life what is a description of scenarios where hypothesis testing may be…

A: Hypothesis testing:         Hypothesis testing was introduced by R.A.Fisher (Ronald Fisher).It is a…

Q: what might a alternative hypothesis be called?

A: Hypotheses: Hypotheses is the plural form for hypothesis. Hypothesis is a statement about the…

Q: Why do we test a null hypothesis instead of a research hypothesis

A: A hypothesis, in general, is an assumptions that is yet to be proved with sufficient pieces of…

Q: How do I find the relevant hypotheses?

A: It is given that the claim is that more than one-third of employers have sent an employee home to…

Q: When a researcher rejects a null hypothesis and he should have reject it what can of error has…

A: Hypothesis:Hypothesis is an assumption about the parameter of the population which will be made on…

Q: If null hypothesis is really true, what does this indicate?

A:

Q: Explain the difference, in your own words, between a null hypothesis and the alternative hypothesis.…

A: Hypothesis:Hypothesis is an assumption about the parameter of the population which will be made on…

Q: the non-directional null hypothesis? What is the alternative hypothesis?

A: Hypothesis in statistics are the statements which need to be tested on the basis of the observed…

Q: What would the correct hypothesis formulation be?

A: Given that, the student wants to study whether or not the new Economics professor will affect the…

Q: Why is the phrase “goodness of t” used to describe the type of hypothesis test considered in this…

A: In this section, the test is to check how well the observed frequencies match with the expected…

Q: Explain the step-by-step procedure for the current hypothesis test.

A:

Q: come up with your own hypotheses. Write both the null and alternative for a one-tailed hypothesis.

A:

Q: Come up with you own hypothesis testing scenario. What are examples of a null and research…

A: Suppose we have the age of the male and female of the city. and to find the claim that the mean age…

Q: 2. Is the hypothesis above a one-tail or a two-tail hypothesis?

A: We have given that  Sample size n= 1000 Favorable cases x = 89 Sample proportion p^=x/n

Q: Are you using a one-sided (directional) or two-sided (non-directional) alternative hypothesis?…

A: Given, Null Hypothesis               H0:μ=3  Alternative Hypothesis    H1:μ≠3

Q: Define the Goal of hypothesis testing?

A: A statistical hypothesis is an assumption about a population parameter. Hypothesis testing refers to…

Q: the parameter value for the null hypothesis is what?

A: The null hypothesis states that the parameter is equal to the hypothesized value, against the…

Q: Why do we test the null hypothesis and not the alternate affirmative hypothesis

A: We have to answer question related to the hypothesis testing.

Q: How to create a good research hypothesis?

A: *Answer :    There are several criteria that make a research hypothesis a good one, and following…

Q: What is difference between null hypothesis and alternative hypothesis?

A: Hypothesis: Hypothesis is an assumption about the parameter of the population which will be made on…

Q: What is the purpose of a hypothesis test?

A: Hypothesis: Hypothesis is an assumption about the parameter of the population which will be made on…

Q: Why is it recommended to formulate a hypothesis so that it becomes the alternative (but not null)…

A: The null hypothesis is the hypothesis which assume there is no statistical significance between…

Q: What does it mean when we reject the null hypothesis? What conclusion do we make, etc.? Explain in…

A: Here we want to give conclusion when we reject null hypothesis.

Q: Is the following hypothesis testable, refutable, and positive? Explain your answer. People who pray…

A: Testable hypothesis- (Observable) Testable hypothesis is  can be used as the basis for an…

Q: How does hypothesis testing help support the fields that employ the scientific method?

A: The process that incorporates science is known as Scientific Method It explains the natural…

Q: What does it mean for a hypothesis test to be "significant"? How is this different from our everyday…

A: A test result is statistically significant when the sample statistic is unusual enough relative to…

Q: How does hypothesis testing help support the fields that employ the scientific method? Besides…

A: Hypothesis:Hypothesis is an assumption about the parameter of the population which will be made on…

Q: What would the null and alternative hypotheses be? Is there enough evidence to support the claim?

A: Test is that whether the SAT prep course increases student scores by more than 60 points, on…

Q: Why do we test the null hypothesis and not the affirmative or alternate hypothesis? Explain

A: Null hypothesis: The hypothesis which has usually a no difference or a neutral attitude is called…

Q: Which is the alternative hypothesis?

A: Let the independent variable x denote the persons age Let the dependent variable y denote the number…

Q: Explain the different Types of hypotheses?

A: