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Do Now

Do Now. Write the z-score and percentile equations. Describe in your own words how a cumulative frequency graph is made and what information it tells you. CHAPTER 2 Modeling Distributions of Data. 2.1 Describing Location in a Distribution. Describing Location in a Distribution.

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Do Now

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  1. Do Now • Write the z-score and percentile equations. • Describe in your own words how a cumulative frequency graph is made and what information it tells you.

  2. CHAPTER 2Modeling Distributions of Data 2.1Describing Location in a Distribution

  3. Describing Location in a Distribution • FIND and INTERPRET the percentile of an individual value within a distribution of data. • ESTIMATE percentiles and individual values using a cumulative relative frequency graph. • FIND and INTERPRET the standardized score (z-score) of an individual value within a distribution of data. • DESCRIBE the effect of adding, subtracting, multiplying by, or dividing by a constant on the shape, center, and spread of a distribution of data.

  4. Homework • Read pg. 104-107 in preparation for Monday’s class.

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