Dr. fletcher is interested in whether joining a fraternity/sorority causes people to become more concerned about their attractiveness and appearance. he recruits a group of 55 freshmen (25 males, 30 females) who are planning to go through fraternity/sorority recruitment on his campus. after they join, he gives them a measure of attractiveness/appearance concern (the body concern scale). refer to research study 12.1 above to answer the following question. in addition to measuring the group of participants who joined a fraternity/sorority, dr. fletcher decides to give the same measure to another group of 55 participants who decided to not join a fraternity/sorority. this type of design is known as a/an:

Nonequivalent control group design is the correct answer.

The nonequivalent control group design is one of the most frequently used social research methods. In a nonequivalent control group design, we have a group that has not been exposed to an activity or treatment being compared to another group that has been. In this case, Dr. Fletcher is willing to compare a group of 55 freshmen who are planning to go through fraternity/sorority recruitment to another group of 55 freshmen who have decided not to join a fraternity/sorority.  

the language of nature was a manifestation from god as he said "let there be light" and there was light the world began to assume visible, comprehensible form.

what ever we know now think of the old vision of creation we can be sure that with out the speaking of word -without language- we would have no science today with its striking power to illuminate the world.