All test of hypothesis are based on the assumptions that

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: When conducting a hypothesis test, the model used for the test     assumes the null hypothesis…

A: Null hypothesis:There is no difference between populations or a set of given…

Q: Formulate the indicated conclusion in nontechnical terms. Be sure to address the original claim. The…

A: The claim of the study is that the average attendance at games is over 523. The null and alternative…

Q: 1.)_Do we reject the null of hypothesis ?   2.) State your conclusion in the form of a full…

A: We have given that: Level of significance=α==0.05  Sample sizes:n1=10,n2=13 df=n1+n2- 2=10+13-2=21

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: When the null hypothesis is true, the F test statistic is false, the F test statistic is most likely…

A: Using the given information, the F-statistic value is 4.2.

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: A hypothesis test is conducted with a level of significance of 1% and the resulting p value is…

A:

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: 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: State the null and alternative hypotheses for a hypothesis test; indicate whether the hypothesis…

A: Test is that whether less than 2% new hires fail their background checks.

Q: What are the correct hypotheses for this test? The null hypothesis is Ho The alternative hypothesis…

A: Given : the manager conclude that the standard deviation has decreased at the 0.05 level of…

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: 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: A hypothesis test was conducted to see if a vaccination reduces the risk of contracting The…

A: Type of error - Type II It means fail to reject H0, when it is false.

Q: No error is committed when the null hypothesis is rejected when it is false.   True False

A: In hypothesis testing, type I error is the incorrect rejection of the null hypothesis when the null…

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: Type II error is defined as   a. rejecting a null hypothesis when it is in fact true   b.…

A:

Q: ecide whether to reject or fail to reject the null hypothesi

A: Given that,

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: If a hypothesis is rejected at the 1% level of significance, it will always be rejected at the 5%…

A: If a null hypothesis is rejected at 1% level of significance then we have find out what will happen…

Q: What are the correct hypotheses for this test? The null hypothesis is Ho: The alternative hypothesis…

A: S.D is 5% we need to provide the null and the alternate hypothesis

Q: hen a new drug is created, the pharmaceutical company must subject it to testing before receiving…

A: Type II error is Accepting false positive.

Q: given hypothesis​ test, explain the meaning of the kind of​ error, as requested.   A statistics…

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

Q: When the null hypothesis is true, the F test statistic is close to                           ["",…

A: H0: Null Hypothesis F test statistic (F)=Variance of Dataset1Variance of Dataset2

Q: When the independent variable has more than two levels, a researcher cannot just run multiple t…

A: Statistical hypothesis testing is an important method in inferential statistics. It is used to test…

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

A:

Q: For the given hypothesis test, explain the meaning of the kind of error, as requested. A statistics…

A:

Q: If a hypothesis test rejects the null hypothesis test at a = 0.05 will it also always reject the…

A: If the p-value of a hypothesis test is less than or equal to the level of significance, then reject…

Q: It is claimed that the mean age of bus drivers in Chicago is 59.3 years. If a hypothesis test is…

A: Here, the claim is, in Chicago, the mean age of bus drivers is 59.3 years.

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

A: Test is that mean birth weight of babies born at full form is greater than 7.4 pounds. The type I…

Q: A recent study at a university showed that the proportion of students who commute more than 15 miles…

A:

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

A: Solution:

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

A: The hypotheses of the test will be- H0:μ is equal to 7.5H1:μ is not equal to 7.5 A Type-I error is…

Q: If the assumed hypothesis is tested for rejection considering it to be true is called? Select one:…

A: Null hypothesis is the hypothesis of no difference.

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: If we do not reject the null hypothesis when the null hypothesis is in false, then we have made a

A: Solution: Type I error: Reject the null hypothesis even though it is true.

Q: It is a hypothesis which is tested for the purpose of rejection under the assumption that it is…

A: Solution :-

Q: Under what circumstances are post tests necessary? When you fail to reject the null hypothesis with…

A: When you reject the null hypothesis with more than 2 treatment conditions then Post tests are…

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: Differentiate Between Type I and Type II Errors When Performing a Hypothesis Test Question Determine…

A: Type 1 error:The probability of rejecting H0 when it is true is called type 1 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.