For a given sample size n,if the level of significance α is decreased,the power of the test will:

A) increase.
B) decrease.
C) remain the same.
D) Not enough information to tell.

Test Power

The likelihood that a statistical test will correctly reject a false null hypothesis, identifying an effect when it is present.

Level of Significance

The threshold used in statistical hypothesis testing to decide whether to reject the null hypothesis, typically denoted by alpha (α) and set prior to conducting a test.