BA 215 BA215 Week 6 Quiz Answers (Grantham)

BA 215 Week 6 Quiz (Grantham)

QUESTION 1

1. The level of significance

QUESTION 2

1. When the p-value is used for hypothesis testing, the null hypothesis is rejected if

QUESTION 3 When each data value in one sample is matched with a corresponding data value in another sample, the samples are known as

QUESTION 4

1. What type of error occurs if you reject H0 when, in fact, it is true?

QUESTION 5

1. The p-value is a probability that measures the support (or lack of support) for the

QUESTION 6

1. The power curve provides the probability of

QUESTION 7

1. A Type II error is committed when

QUESTION 8

1. A two-tailed test is performed at 95% confidence. The p-value is determined to be 0.09. The null hypothesis

QUESTION 9

1. Your investment executive claims that the average yearly rate of return on the stocks she recommends is at least 10.0%. You plan on taking a sample to test her claim. The correct set of hypotheses is

QUESTION 10

1. For a two-tailed test at 98.4% confidence, Z =