A marketing research firm,in conducting a comparative taste test,provided five types of hummus to a sample of households randomly selected within a city.Which of the four methods of data collection is involved when people are asked to compare the five types of hummus?
A) Data distributed by an organisation or an individual.
B) A designed experiment.
C) A survey.
D) An observational study.

Question

Quizplus · Accepted Answer

In a designed experiment, researchers control and manipulate one or more variables to observe the effect on another variable. In this case, the researchers have provided five types of hummus and are asking participants to compare them, which is a form of manipulation. Therefore, this is a designed experiment.

A Marketing Research Firm,in Conducting a Comparative Taste Test,provided Five