Prior to Initiating a Research Study,a Researcher Conducts a Power

Prior to initiating a research study,a researcher conducts a power analysis to determine the sample size necessary for a power level of 0.8 and an alpha of 0.05.The researcher will

A) apply a quota sampling technique to improve generalizability.
B) decrease the sample size to minimize costs.
C) increase the sample size to avoid a type II error.
D) use stratified random sampling to minimize error.

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