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Why don’t hypothesis tests always yield correct decisions?

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Related Statistics Q&A

Find answers to questions asked by students like you.

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

A: Click to see the answer

Q: What is/are the difference/s between a one-sided hypothesis and a two-sided hypothesis?

A: Differentiate the two sided and one sided hypothesis.

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: If you make a Type 1 decision error in your hypothesis test, what has happened?

A: Type 1 error happen when  rejecting null hypothesis when it is true

Q: If you make a Type I decision error in your hypothesis test, what has happened?

A: Click to see the answer

Q: If you make a Type I decision error in your hypothesis test, what has happened?…

A: Click to see the answer

Q: What are the two decisions that you can make from performing a hypothesis​ test? Select all that…

A: In the hypothesis testing, Decision Rule: If p-value ≤ α, then reject the null hypothesis. If…

Q: What are the two kids of errors we can make in hypothesis testing?

A: The two kinds of errors are 1)Type 1  2)Type 2  Type 1 Error: It is referred as False Positives. It…

Q: What are the possible outcomes of 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: All test of hypothesis are based on the assumptions that

A: In hypothesis testing, the researcher’s initial assumption is the null hypothesis of the study.

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: If a hypothesis test leads to the rejection of the null hypothesis, a _____.   a. Type II…

A: Type I error is the rejection of a true null hypothesis, while a Type II error is the non-rejection…

Q: Define one-sided alternative hypothesis?

A: Click to see the answer

Q: What are the equations for a two-tailed hypothesis test?

A: Disclaimer : Since you have asked multiple question, we will solve the first question for you. If…

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: What are the two decisions that you can make from performing a hypothesis​ test? What are the two…

A: When we perform a hypothesis testing we come up with two decisions. We can either reject the null…

Q: What are appropriate conditions to conduct a hypothesis test?

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

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

A: Click to see the answer

Q: Define the null hypothesis in mathematical terms and in words Define the alternative hypothesis in…

A: Null hypothesis: The null hypothesis is the kind of hypothesis which explains the population…

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: What are the hypotheses?

A: Click to see the answer

Q: In hypothesis testing, why can't the hypothesis be proved true?

A: Answer:-  Option C is the correct answer.

Q: what would be the alternate hypothesis and type of test

A: Claim : the average time from 0 to 60 miles per hour is not equal to 8.7 seconds

Q: What is the difference between simple hypothesis and a composite hypothesis? Why might economists…

A: Our aim is to discuss the difference between simple hypothesis and a composite hypothesis.

Q: Formulate the null and alternative hypothesis

A: Given: A sample means the annual salary of public school teachers is $47,000. sample size n=95…

Q: 1. How does the null hypothesis differ from alternative hypothesis?

A: NOTE*** AS per bartleby guidelines for more than one question asked only first to be answered, send…

Q: Most researchers would like the hypothesis test to reject the null hypothesis.  True  False

A: From the given information, Most researchers would like the hypothesis test to reject the null…

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 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: How do I find the p value for a hypothesis test

A: The concepts of testing of hypothesis, p-value, and t-test are used here.

Q: Describe the relationship between the null and alternate hypothesis?

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

Q: Formulate the appropriate null hypothesis and the appropriate alternative hypothesis in sentence…

A: Test is that whether the proportion of businessmen who invests their money in life insurance…

Q: With regards to hypothesis testing, define p-value.

A: Answer: To define p- value

Q: Rejecting the null hypothesis when the null hypothesis is true is called

A: Rejection of the null hypothesis when it is true is called a type I error.

Q: Summarize the steps of hypothesis testing. What is the virtue of this procedure?

A: Given We have to summarize the steps of hypothesis testing. And What is the virtue of this…

Q: What type of evidence is needed for a hypothesis to be supported or not supported? O demonstrative…

A: From the given information we find the solution.

Q: As a general guideline, the research hypothesis should be stated as the O null hypothesis. tentative…

A: Null and alternative hypotheses: Null hypothesis: Null hypothesis is a statement which is tested for…

Q: Need to label the inductive hypothesis. what would be the inductive hypothesis

A: Click to see the answer

Q: What does the decision to retain null hypothesis implies?

A: Click to see the answer

Q: Explain the Retaining null hypothesis is a Weak Decision.

A: Click to see the answer

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