A Walmart clerk processes a customer's purchases by scanning the bar codes of their items.This is an example of which type of research?
A)observation
B)experiment
C)phone
D)mail
E)secondary

Question

Quizplus · Accepted Answer

Computerized scanners at retail checkout counters help researchers collect very specific and useful information.This represents the observation method of quantitative research.

A Walmart Clerk Processes a Customer's Purchases by Scanning the Bar