# Bell-Shaped Distributions and the Normal Model

Unit 6: Statistics: Single-Variable
Lesson 5 of 13

## Big Idea: For mound-shaped, symmetric distributions, the Normal Model is a good approximation. Applying the normal model allows us to predict population percentages and percentile values using the Empirical Rule.

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Standards:
Subject(s):
Math, Inference and Prediction, univariate data, percentiles, normal distribution, Empirical rule, population percentages, Algebra 2, statistical significance
90 minutes

### Colleen Werner

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