A person claims in a newspaper article that he has improved his memory by taking megavitamins.Psychologists would be skeptical of this finding because:
A) the data were presented in the form of a testimonial
B) megavitamins have been proven to have no effect on memory
C) a great deal of what is printed in the newspaper is not true
D) memory cannot be improved

Question

Quizplus · Accepted Answer

Psychologists would be skeptical of this finding because testimonials are not a reliable form of scientific evidence. In order to determine whether megavitamins truly improve memory, a controlled experiment with a large sample size and objective measures of memory performance would be necessary.

A Person Claims in a Newspaper Article That He Has