Author Question: The owner of a local nightclub has recently surveyed a random sample of n = 300 customers of the ... (Read 108 times)

londonang · **on:** Jun 24, 2018

The owner of a local nightclub has recently surveyed a random sample of n = 300 customers of the club. She would now like to determine whether or not the mean age of her customers is over 35 . If so, she plans to alter the entertainment to appeal to an older crowd. If not, no entertainment changes will be made. Suppose she found that the sample mean was 35.5 years and the population standard deviation was 5 years. What is the p-value associated with the test statistic?
a. 0.9582
b. 1.7300
c. 0.0418
d. 0.0836

Question 2

Statistical tests that are not very sensitive to errors in assumptions are called parametric tests.
Indicate whether the statement is true or false