DrAlfonse,a Developmental Psychologist,conducts a Study to Determine Whether Children Prefer

Multiple Choice

Dr.Alfonse,a developmental psychologist,conducts a study to determine whether children prefer books with drawn illustrations or with photographs.A group of 45 first-graders are shown two copies of a book (Little Red Riding Hood) at the same time.Although the story is the same,one book is illustrated with drawings and the other is illustrated with photos.Students are then asked to indicate which book they prefer.This is an example of which of the following designs?

A) Longitudinal design
B) Repeated-measures design
C) Concurrent-measures design
D) Posttest-only design