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Use the following information to answer the next three questions (10-12). The 2010 General Social Survey...

Use the following information to answer the next three questions (10-12). The 2010 General Social Survey asked respondents about their opinion on working mothers. Of the 459 male respondents who answered the question, 20% strongly agree that a working mother does not hurt children. The equation for a 90% confidence interval is:

20 ± 1.65(1.87).

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Answer #1

For 90% confidence interval, z = 1.65

Standard error

SE = 0.0187

Hence,

90% confidence interval will be:

0.20 ± 1.65(0.0187)

In percentage, it will be:

20 ± 1.65(1.87)

(16.9%, 23.1%)

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