The Department of Education recently surveyed 1000 grade school students in the Elder County, Colorado school district

Question:

The Department of Education recently surveyed 1000 grade school students in the Elder County, Colorado school district to examine, among other things, student television viewing habits. Results of the survey are reported below:

a. Draw the relative frequency histogram for the data.

b. Use the grouped data table to approximate the mean, the variance and the standard deviation for the data represented.

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Understanding Business Statistics

ISBN: 978-1118145258

1st edition

Authors: Stacey Jones, Tim Bergquist, Ned Freed

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Question Posted: Jul 16, 2015 03:49 PM

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The Department of Education recently surveyed 1000 grade school students in the Elder County, Colorado school district

Question:

Hours of TV Viewing per Interval Midpoint Prop. of Week 0 to under 10 10 to under 20 20 to under 30 30 to under 40 15 25 35 Students 48 27 17 08

Step by Step Answer:

a b Estimated Mean 135 hours E...View the full answer

Understanding Business Statistics

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