Author Question: Hillman Management Services manages apartment complexes in Tulsa, Oklahoma. They currently have 30 ... (Read 40 times)

Mr. Wonderful · **on:** Jun 24, 2018

Hillman Management Services manages apartment complexes in Tulsa, Oklahoma. They currently have 30 units available for rent. The monthly rental prices (in dollars) for this population of 30 units are:

455 690 450 495 550 780 800 395 500 405
675 550 490 495 700 995 650 550 400 750
600 780 650 905 415 600 600 780 575 750

What is the range of possible sampling error if a random sample of size n = 10 is selected?
A) -174.21 to 191.12
B) -182.59 to 169.91
C) -164.33 to 178.67
D) -162.16 to 171.51

Question 2

An advertising company is interested in determining if there is a difference in the mean sales that will be generated for a soft drink company based on which shelf the soft drinks are located. There are four possible shelf levels.

The ad company wants to control for store size. The following data reflect the sales for one week at each combination of shelf level and store size. Level 1 Level 2 Level 3 Level 4Small Store 300 200 500 200Medium Store 400 180 600 200Large Store 600 300 900 400Based on the experimental design, the managers should conclude that they were justified in blocking on store size if they test using a 0.05 level of significance. Indicate whether the statement is true or false