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This 1 page Class Notes was uploaded by Jamilia Johnson on Tuesday February 16, 2016. The Class Notes belongs to Math 1030 at Southern Utah University taught by Matthew Adams in Winter 2016. Since its upload, it has received 19 views. For similar materials see Quantative Reasoning in Math at Southern Utah University.
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Date Created: 02/16/16
17.1 Notes Defenitions: 1. Standard Deviation: Important measure of spread; used to determine normal ( or approximately normal) distribution; symbolized with the greek letter sigma (σ) 2. Point of Infection: Curvature gradually changing from one side to another 3. The 689599.7 Rule: Used for normal distribution a. 68% of the observations are within one standard deviation of the mean b. 95% of the observations are within two standard deviations of the mean c. 99.7% of the observations are within three standard deviations of the mean Colors Red: Mean Blue: 1 Standard Deviations; 68% Purple: 2 standard deviations; 95% Green: 3 Standard Deviations; 99.7%
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