Author Question: An assembly line is operating satisfactorily if fewer than 2 of the phones produced per day are ... (Read 94 times)

bobypop · **on:** Jun 24, 2018

An assembly line is operating satisfactorily if fewer than 2 of the phones produced per day are defective. To check the quality of a day's production, the company randomly samples 40 phones from a day's production to test for defects. Define the population of interest to the manufacturer.

A) the 40 responses: defective or not defective
B) the 2 of the phones that are defective
C) all the phones produced during the day in question
D) the 40 phones sampled and tested

Question 2

Parking at a university has become a problem. University administrators are interested in determining the average time it takes a student to find a parking spot. An administrator inconspicuously followed 220 students and recorded how long it took each of them to find a parking spot. Identify the variable of interest to the university administration.

A) number of empty parking spots B) students who drive cars on campus
C) number of students who cannot find a spot D) time to find a parking spot