9. Hypothesis Testing for One Sample

Which of the following does not need to be known in order to compute the $p$-value in a hypothesis test?

Which of the following is a correct interpretation of a $p$-value that is not very small in the context of hypothesis testing?

A null hypothesis can only be rejected at the $5\%$ significance level if and only if which of the following is true?

In the context of hypothesis testing, what does the $\mathrm{level of significance}$ represent?

Which of the following is not a conclusion of the central limit theorem?

Which of the following is an appropriate null hypothesis for the student's experiment?

Which of the following situations involves testing a claim about a single population proportion?

Suppose you conduct a hypothesis test and your p-value is equal to $0.002$. What can you conclude if your significance level is $0.05$?

Which of the following is not a conclusion of the central limit theorem?

Which of the following hypotheses is not an appropriate form for an alternative hypothesis in hypothesis testing?

Which of the following are examples of one-tailed tests in hypothesis testing?

Claim of “At Least” or “At Most”

How do the following results change?

a. Chapter Problem claim is changed to this: “At least 50% of Internet users utilize two-factor authentication to protect their online data.”

Test Statistics

In Exercises 9–12, refer to the exercise identified and find the value of the test statistic. (Refer to Table 8-2 to select the correct expression for evaluating the test statistic.)

Exercise 5 “Landline Phones”

In hypothesis testing, which two types of hypotheses are formulated, and how are they related to each other?

Which of the following is not a conclusion of the central limit theorem?