Suppose that, in a hypothesis test, the null hypothesis is in fact false. a. Is it possible to make a Type I error? Explain your answer.b. Is it possible to make a Type II error? Explain your answer.

Q: If the null hypothesis is rejected at a level of significance of 5%, then in some cases, it could be…

A: We have to find the statement is true or false..

Q: A researcher risks making a Type I error any time the null hypothesis is rejected? state the reason?

A: Type I error:  The type I error can be defined as the probability of rejecting the null hypothesis…

Q: If the equality term in the null hypothesis involves ≤ or ≥, then which test would be appropriate?

A:

Q: xplain what the following question means: “Does the evidence that we collected make our null…

A: In hypothesis testing, if the p-value is less than the level of significance, the null hypothesis…

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: A decision to reject the null hypothesis means you have demonstrated that the treatment has no…

A: Given problem Given that   A decision to reject the null hypothesis means you have demonstrated…

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: B. If the National Cancer Institute researchers were incorrect in their conclusion that there is no…

A: Type I error: The type I error if the null hypothesis is rejected when it is actually true. Type II…

Q: which figure is the null hypothesis, and which figure is the alternative hypothesis

A: The null hypothesis is denoted by Ho and alternative hypothesis is denoted by Ha or H1.

Q: An Internal Revenue Service official says, "The percentage of taxpayers who overpay the taxes they…

A: Introduction: The “Missouri Rule” in setting up of the hypotheses is such that the claim is placed…

Q: The null hypothesis is a claim about a:

A: It is needed to explain about the null hypothesis.

Q: A type I error could be committed even if the null hypothesis is false O True O False

A: The provided statement is "false" because Type I error refers to rejecting the null hypothesis when…

Q: The mean SAT score in mathematics is so6. The founders of a nationwide SAT preparation course claim…

A: Null hypothesis: Null hypothesis is the statement about parameter of population. Alternative…

Q: Explain what it means to accept the null hypothesis?

A: We need to define null and alternative hypothesis.

Q: Suppose that, in a hypothesis test, the null hypothesis is in fact true. a. Is it possible to make a…

A: Type I error:Probability of rejecting the null hypothesis when it is actually true.Type II…

Q: In the criminal justice system, a defendant is innocent until proven guilty. Therefore, the null…

A: a. Type I error: The type I error is the rejection of the null hypothesis when it is actually true.…

Q: Why can't a researcher ever "accept the null" or "accept the research hypothesis"?

A: because it work like that. if something is not proven wrong by the evidence (data)  that does not…

Q: Why is "Ho: "M1 = M2" not a proper null hypothesis?

A: In general the null hypothesis states that there is no significant difference between M1 and M2.

Q: Suppose that, in a hypothesis test, the null hypothesis is in fact true. a. Is it possible to make a…

A: We reject H0 We fail to reject H0 H0 is true Type I error Correct decision H0 is false Correct…

Q: Determine whether the claim stated below represents the null hypothesis or the alternative…

A: From the provided information, Since, the claim is a statement of equality, it represents the null…

Q: Suppose the defendant in a particular judicial system is presumed guilty until proven innocent. What…

A: Given :

Q: What is the null and alternative hypothesis?

A: Test is that whether mean time for painting a medium-sized room without using the tool is greater…

Q: he mayor must make a decision whether or not to cancel school because of a threatening Habagat. What…

A: Solution-: He mayor must make a decision whether or not to cancel school because of a threatening…

Q: Should you reject or fail to reject the null hypothesis? O Reject the null hypothesis O Fail to…

A: The table shows the number of friends for 3 kindergarteners up to 2nd grade.

Q: If p- value is greater than alfa, the null hypothesis is not rejected. True O False

A: The p-value measures the probability of getting a more extreme value than the one you got from the…

Q: What is true if the study is inconclusive using the hypothesis-testing procedure, and, in reality,…

A: 1) Correct option is D. Lottery winners are no more happier than non lottery winners and the…

Q: when do we reject the null hypothesis?

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

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

A:

Q: a. Is it possible to make a Type I​ error? Explain your answer. b. Is it possible to make a Type II​…

A: a. Is it possible to make a Type I​ error?   Answer:Option C) is correctYes, it is possible. A Type…

Q: The mean SAT score in mathematics is 516. The founders of a nationwide SAT preparation course claim…

A:

Q: What are the null hypothesis (H) and the alternative hypothesis (H,) that should be used fo test?…

A: mu =38 xbar = 44 s =10

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: A college informs incoming students that the starting salary for a child clinical psychiatri:…

A: The null hypothesis is a typical statistical theory which suggests that no statistical relationship.…

Q: What are the null hypothesis (H,) and the alternative hypothesis (H,) that should be used for the…

A:

Q: If the null hypothesis is false then which of the following is accepted? Select one: a. Negative…

A: There are two types of statistical hypotheses. Null hypothesis: The hypothesis that sample…

Q: What are the null hypothesis (H,) and the alternative hypothesis (H) that should be used for the…

A: Given: Sample mean, M = 34              Sample standard deviation, S = 10             The assumed…

Q: Define the Bonferroni Test of a Joint Hypothesis?

A:

Q: If your claim is in the alternative hypothesis and you fail to reject the null hypothesis, then your…

A: Null hypothesis is denoted H0 and alternative hypothesis is denoted H1 or Ha

Q: What are the null hypothesis (H,) and the alternative hypothesis (H,) that should be used for the…

A: Test is that whether the mean hourly wage has changed this year. The type II error is accepting the…

Q: 29. What is your conclusion? Do you reject the null hypothesis or fail to reject the null…

A: 29) The D score is obtained by finding the difference between pain before and pain after. That is…

Q: When a result is not extreme enough to reject the null hypothesis, explain why it is wrong to…

A: The type II error occurs when the false null hypothesis is not rejected.

Q: The Consumers Risk (B) is defined as a Type II error and occurs when we accept the Null Hypothesis…

A: Type II error is that type of error that occurs when the null hypothesis is accepted even though it…

Q: 1. The researcher can claim both the null hypothesis and the alternative hypothesis at the same time…

A: Dear student according to guidelines we answer the first question only when multiple true false…

Q: What are the null hypothesis (H,) and the alternative hypothesis (H, ) that should be used for the…

A: Solution:

Q: (a) Identify the null hypothesis and alternative hypothesis.

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

Q: The alternative hypothesis, denoted by Hl, represents the opposite of the null hypothesis and is…

A: Given that  Alternative hypothesis is denoted by H1.

Q: What are the null hypothesis (H,) and the alternative hypothesis (H,) that should be used for the…

A:

Q: A type II error can only be committed if the null hypothesis is false. Otherwise, if the null…

A: Given : A type II error can only be committed if the null hypothesis is false.

Q: A software company advertises that its software can improve students' grades by at least 15%.  One…

A: Types of errors: Rejecting a true null hypothesis is called a Type I error. Failing to reject a…