In a study of the relationship between physical fitness and personality, middle-aged college faculty who have volunteered for an exercise program are divided into low-fitness and high-fitness groups on the basis of a physical examination. All subjects then take the Cattell Sixteen Personality Factor Questionnaire, (a 187-item multiple choice test often used by psychologists), and the results of the two groups are compared. Is this study an experiment

Explanation:

An experiment is a procedure carried out to support an hypothesis formulated. It provides information about the cause and effect of a particular outcome and the result of the outcome.

There are many ways of carrying out an experiment we have the field experiment, natural experiments that occurs due to nature and data are been recorded, tools such as questionnaire are also administered as a means to generate primary data which are later collated and analyze to get an outcome.

This outcome can later be worked upon depending on the hypothesis formulated.

Hence the use of questionnaire is an experiment.

answer; ( correlation );