The power of a statistical test refers to:
a) How large a sample size is needed
b) The level of measurement used
c) The probability that a statistical test will result in a Type I error
d) The probability that a statistical test of a null hypothesis will result in the conclusion that the phenomenon under study actually exists
d
Communication & Mass Media
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__________ condense large blocks of information into a single representation
a. Graphs b. Charts and tables c. Chalkboard drawings d. Models
Communication & Mass Media
Classroom size affects both the amount and type of class participation offered
a. True b. False
Communication & Mass Media