The probability of making a Type I error is called the level of significance of the test.

Name: The probability of making a Type I error is called the level of significance of the test.
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This statement is true. The level of significance of a test represents the maximum probability at which we are willing to make a Type I error (rejecting a true null hypothesis). It is usually denoted by alpha (α) and is set by the researcher prior to conducting the test. Common values for alpha are 0.05 or 0.01.

The Probability of Making a Type I Error Is Called