Author Question: In the two-group, posttest-only design involving autistic children, it was possible to A) compare ... (Read 47 times)

LaDunn · **on:** Aug 4, 2018

In the two-group, posttest-only design involving autistic children, it was possible to

A) compare scores on a pretest measure.
B) randomly assign participants to groups.
C) establish the cause of autism.
D) avoid replication by answering all questions with one design.

Question 2

Most problem statements can be developed into

A) several different research hypotheses.
B) only one true research hypothesis.
C) hypotheses that cannot be tested empirically.
D) confounding variables.