Alpha is symbolized by ____ and tells us about the probability of making a ____ error.

Question

Quizplus · Accepted Answer

Alpha is symbolized by the Greek letter alpha (α) and represents the probability of making a Type I error, which is the rejection of a true null hypothesis. Choice A is incorrect because it includes the symbol for population standard deviation (σ) instead of alpha. Choice B is incorrect because it includes the symbol for chi-squared (χ) instead of alpha. Choice D is incorrect because it includes the symbol for population mean (μ) instead of alpha.

Alpha Is Symbolized by ____ and Tells Us About the Probability