Agroup of subjects, randomly selected from the population of interest, which matches the
population on important characteristics such as age and sex is called:
a. a representative sample
b. volunteer bias
c. the experimental group
d. the control group

Lyla faces the challenge of developing the promotion mix for a new business. given the uniqueness of the new products and a very limited budget, lyla confronts a creditability problem. she realizes that the promotional messages of an unknown firm may be met with skepticism. what should lyla consider?

How did presidential reconstruction allow black codes to be passed

4) what articles do you think a soldier would have in his “old kit bag”?