The personnel director at a large company studied the types of foods that employees purchased from the company's food vending machines.The director noted the frequency with which employees purchased pre-packaged snack foods,fresh fruit,or dairy products.The goal of the study was to improve the availabilities of the types of food most commonly purchased.This type of data collection would best be considered as
A) a designed experiment.
B) an observational study.
C) a quota sample.
D) a random sample.

Question

Quizplus · Accepted Answer

This is an observational study because the personnel director is simply observing and collecting data on what employees are already purchasing from the vending machines. No interventions or manipulations are being made to the situation.

The Personnel Director at a Large Company Studied the Types