Bell-Shaped Distributions and Standard Deviations | Intro to Statistics

In this video, we'll discuss the properties of a (bell-shaped) normal distribution, including the mean and standard deviation; the importance of z-scores; and the definition of the empirical rule. We'll also share a simple formula for computing a z-score that you can memorize, and we'll do some practice problems.
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00:00 Intro
00:17 Properties of normal distribution
02:36 Z-scores
03:16 The empirical rule