Author Question: Suppose annual salaries for sales associates from Hayley's Heirlooms have a bell-shaped distribution ... (Read 127 times)

B · **on:** Aug 1, 2018

Suppose annual salaries for sales associates from Hayley's Heirlooms have a bell-shaped distribution with a mean of 32,500 and a standard deviation of 2,500 . The z-score for a sales associate from this store who earns 28,000 is _____.
a. 28
b. 1.8
c. 1.8
d. .78

Question 2

In order to determine the p-value, which of the following is not needed?
a. The level of significance.
b. Whether the test is one-tail or two-tail.
c. The value of the test statistic.
d. All of these choices are true.