Data Analysis of Select Statistical

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Week 7 Estimation Practice

Use the GSS 2014 data on education from Chapter 5 (“The Normal Distribution”), Exercise 5.

Mean

Standard Deviation

N

Lower class

12.11

2.83

122

Working class

13.01

2.91

541

Middle class

14.99

2.93

475

Upper class

15.44

2.83

34

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