If a Researcher Reduces the Likelihood of Making a Type

Multiple Choice

If a researcher reduces the likelihood of making a Type I error by using a .01 rejection level rather than the traditional .05 level, she:

A) also reduces the likelihood of commiting a Type II error.
B) increases the statistical power of the data analysis.
C) increases the likelihood of commiting a Type II error.
D) eliminates the possibility that sampling error might produce a relationship between variables within a research sample.