S.ID.4
Use the mean and standard deviation of a data set to fit it to a normal distribution and to estimate population percentages. Recognize that there are data sets for which such a procedure is not appropriate. Use calculators, spreadsheets, and tables to estimate areas under the normal curve.
1. | Age Before Beauty 2 - normal distribution, standard deviation | |
2. | Age Before Beauty 1 - normal distribution, standard deviation |