A Restaurant Company Is Interested in Examining the Effect of Increasing

Multiple Choice

A restaurant company is interested in examining the effect of increasing the price of hamburgers on their sales.During the first six months of the year,they measure the number of hamburgers sold each day.They then increase the price and record the number of hamburgers sold each day for the last six months of the year.This quasi-experimental design would be an example of a(n)

A) non-equivalent control group pretest-posttest design.
B) interrupted time series design.
C) control series design.
D) reversal design.