Question 21 In order to determine whether you will reject the null hypothesis, the test statistic value must be compared against which of the following? Group of answer choices A.p-value B.obtained...




Question 21


In order to determine whether you will reject the null hypothesis, the test statistic value must be compared against which of the following?

Group of answer choices


A.p-value



B.obtained value



C.critical value



D.significance level










Flag question: Question 22

When your findings yield a 1 in 20 chance that differences were not due to the hypothesized reason, what is the correspondingp value?

Group of answer choices

A.0.50



B.0.05



C.0.10



D.0.20










Flag question: Question 23

When a researcher sets the decision rulep value at 0.05, what is the probability of making a Type I error?

Group of answer choices

A.20%



B.10%



C.1%



D.5%










Flag question: Question 24

Compared with a 95% confidence interval, a 99% confidence interval would result in which of the following?

Group of answer choices

A.a wider range of values in the confidence interval



B.the same range of values in the confidence interval



C.a smaller range of values in the confidence interval



D.a range that cannot be determined in the confidence interval










Flag question: Question 25

When we test differences between the mean scores of two unconnected groups, which statistical techniques should we select?

Group of answer choices

A.independent-samples
t-test



B.dependent-samples t-test



C.analysis of variance



D.regression










Flag question: Question 26

Given the sample value, a confidence interval is the best estimate of the range of a population value.

Group of answer choices

A.True



B.False










Flag question: Question 27

The critical value is the value that results from the use of a statistical test.

Group of answer choices

A.True



B.False










Flag question: Question 28

It is possible to control for every possible factor when conducting a study.

Group of answer choices

A.True



B.False










Flag question: Question 29

Inferential statistics is a set of tools that are used to infer the results based on the sample to a population.

Group of answer choices

A.True



B.False










Flag question: Question 30

You have conducted a one-sampleZ-test and arrived at a value of 5.7 for thez value. What is your conclusion?

Group of answer choices

A.to reject the null hypothesis



B.cannot make a determination



C.to accept the null hypothesis



D.to reject the research hypothesis





Jun 08, 2022
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