If we fail to reject the null hypothesis when the alternative hypothesis is true, we have made a type Il error. type a error. correct decision. type B error. type I error.

Q: The error of rejecting a true null hypothesis is   a. a Type I error   b. a Type II error   c.…

A: Hypothesis testing is an inference process which is used to make the conclusions about the…

Q: If we reject the null hypothesis when the null hypothesis is true, we have made a O type B error. O…

A: According to the given information If we reject the null hypothesis when it is true, then we made a…

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: If we do not reject the null hypothesis, can we claim to have proven that the null hypothesis is…

A: Given statement If we do not reject the null hypothesis , can we claim to have proven that the null…

Q: f we accept the research hypothesis when in reality the null hypothesis is TRUE, we have:        A.…

A: reject accept H0 true type 1 error correct H0 false correct type 2 error Property: If…

Q: Failing to reject the null hypothesis when it is false is

A: We need to use the concept of Hypothesis testing

Q: If we do not reject the null hypothesis when the alternative hypothesis is true, we have made a…

A: Fill in the required  blank

Q: If we reject the null hypothesis, does this mean that we have proved it to be false beyond all…

A: The type I error is rejecting the null hypothesis when it is true. So, if we reject the null…

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: A researcher has rejected the null hypothesis when in reality, the null hypothesis is false. What…

A: In hypothesis testing, the type I error occurs when the null hypothesis (Ho) is rejected when it is…

Q: Identify the type I error and the type II error that corresponds to the given null hypothesis for a​…

A: Type I error (α): The probability of rejecting the null hypothesis when it is actually true is…

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

A: The type II error is defined as accepting the null hypothesis when alternative hypothesis is true.

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: If we reject a true null hypothesis, this is what type of error? a. No Error b. Type I Error Type II…

A: Type 1 error : we reject the null hypothesis when its actually true  it is a false positive    .…

Q: If a hypothesis test leads to the rejection of the null hypothesis, a have been committed. Type I…

A: Given that the hypothesis test leads to the rejection of 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: What does it mean if you reject the null hypothesis? What do you mean if you fail to reject the null…

A: The null hypothesis is denoted by H0 and alternative hypothesis is denoted by H1 . The null…

Q: If we fail to reject the null hypothesis when the null hypothesis is true, we have made a O type B…

A: Solution

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: Suppose the null hypothesis, H0, is: a patient is not sick. State the Null and Alternative…

A: The test hypotheses are given below: Null hypothesis: H0: A patient is not sick Alternative…

Q: If we fail to reject the null hypothesis when the alternative hypothesis is true, we have made a O…

A: There is only two type of error exists Type I and Type II

Q: The type II error is also known as false positive or false alarm. Wrongfully failing to reject the…

A:

Q: Suppose a researcher comes up with a new drug that in fact cures AIDS. She assigns some AIDS…

A: A researcher finds a new drug which will cure AIDS. To ensure this she tests H0 : the new drug has…

Q: Explain what it means to reject the null hypothesis or fail to reject the null hypothesis.

A:

Q: Which of the following is an accurate definition of a type 2 error? rejecting a false null…

A: type 2 error :  type II error is the non-rejection of a false null hypothesis

Q: A Type I error occurs when a treatment has an effect but the decision is to fail to reject the null…

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

Q: A type 1 error occurs when a treatment has an effect but the decision is to fail to reject the null…

A: Given : A type 1 error occurs when a treatment has an effect but the decision is to fail to reject…

Q: If a researcher is wrong in his decision and he rejects the null when the null is true, what type of…

A: Given, If a researcher is wrong in his decision and he rejects the null when the null hypothesis is…

Q: Which of the following is an accurate definition of a Type I error? A.) Rejecting a false null…

A: Answer - Which of the following is an accurate definition of a Type I error?

Q: if we do not reject the null hypothesis when the null hypothesis is in error, then we have made a…

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

Q: If we perform a paired t test and retain the null hypothesis, then what does this mean if we made…

A: The null and alternative hypothesis is,

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

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

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

A: If there is evidence which makes null hypothesis look ridiculous then we reject the null hypothesis…

Q: If the null hypothesis is true, what TYPE of ERROR occurs if the null hypothesis is rejected? Select…

A: According to the given information, we have Given that the null hypothesis is true and it is…

Q: et the null hypothesis.

A: It is given that, When testing a hypothesis at a level of significance 0.10.   From t-statistic, the…

Q: You accept the alternative hypothesis when you reject the null hypothesis. justify the above…

A:

Q: If the calculated test statistic falls in the rejection region, the statistical action is to…

A: Hypothesis Testing- In the domain of statistics, in order to analyze a large population data set, a…

Q: rejecting a true alternative hypothesis, H1 leads to committing a type II error True or False

A:

Q: Rejecting a true null hypothesis, which type of error it is?

A: While performing a hypothesis test,one can commit two types of errors.He might reject the null…

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

A: The type 1 error means that the rejecting the null hypothesis when it is true.

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: True or False and why? A type I error occurs if we incorrectly reject the null hypothesis when…

A: Type I error (α): The probability of rejecting the null hypothesis when it is actually true is…

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

A: In any hypothesis test we have 1) Null hypothesis2) Alternate hypothesis Comparing the p value and…

Q: The goal of research is to prove that the null hypothesis is true. True False

A:

Q: If a treatment has a very small effect, what is a likely outcome for a hypothesis test evaluating…

A: Treatment has a very small effect.

Q: If you fail to reject the null hypothesis when it is, in fact, false; what type of error is this…

A: In statistical hypothesis testing, we have two types of errors. 1. Type I error 2. Type II error

Q: If we reject the null hypothesis, does this mean that we have proved it to be false beyond all…

A: There is always a type 1 error when null hypothesis is rejected.