The term equivalent groups means that . a. the independent ...

[fagboi]

The term equivalent groups means that .
 
  a. the independent variable affects all groups equally
  b. the dependent variable is the same among all groups
  c. only chance factors influence differences among groups after the independentvariable has been manipulated
 d. the groups of participants do not differ in any systematic way prior to themanipulation of the independent variable

Question 2

The scores vary in the population and the the sample size, then the more accurately a sample mean will estimate a population mean.
 
  a. less; larger
  b. less; smaller
  c. more; larger
  d. more; smaller

[chreslie]

Answer to Question 1

D

Answer to Question 2

A

[fagboi]

Thanks for the timely response, appreciate it

[Joy Chen]

Excellent