Use the following to answer the questions below:
A Gallup survey of 1,012 randomly selected U.S. adults (age 18 and over), 53% said that they were dissatisfied with the quality of education students receive in kindergarten through grade 12. The bootstrap distribution (based on 5,000 samples) is provided.
-Gallup conducted a survey of 1,015 randomly selected U.S. adults about "Black Friday"shopping. They asked the following question:
"As you know, the Friday after Thanksgiving is one of the biggest shopping days of the year.
Looking ahead, do you personally plan on shopping on the Friday after Thanksgiving, or not?"Of the 515 men who responded, 16% said "Yes."
Of the 500 women who responded, 20% said "Yes."
The standard error of the differences in proportions
is about
Use the normal distribution to test, at the 5% level, if the proportions of men and women who planned to shop on the Friday after Thanksgiving are significantly different. The sample size is large enough to use the normal distribution.
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There is no evidence that th...
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