If an experimenter CANNOT manipulate the effect size of an experiment to increase power, the aspect of a study that can usually be changed easily to increase power is
A) the sample size.
B) the beta level.
C) the population parameters.
D) the sample mean.
Question 2
A set of principles that attempt to explain a set of facts, relationships, or events is a(n) __________.
Fill in the blanks with correct word