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MATH 225 Week 2 Frequency Tables and Histogram Notes

Chamberlain University Mathematics MATH 225 Statistical Reasoning for the Health Sciences Drew Barrymore 7 pages

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Displaying Data MATH225 Frequency Distributions and Their Graphs A Frequency table is a table that shows classes or intervals of data with a count of the number of entries in each class. The frequency of a class is the number of data entries in the class. Cla ss Frequency, f 1–5 5 6– 8 10 11– 6 15 16– 8 20 21– 5 25 26– 4 30 Constructing a Frequency Distribution from a Data Set Decide on the number of classes to include in the frequency distribution. (This will be given to you in your homework). Find the Class Width. Find the range of the data. (highest – lowest data value) Divide the range by

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