online dating site or a dating app on their cell phone). College-Educated or Not? The survey also asked participants for their level of education, and we wish to estimate the difference in the proportion to use online dating between those with a college degree and those with a high school degree or less. The results are shown in the two-way table below. High College Total School Yes 157 70 227 No 666 565 1231 Total 823 635 1458 Table 1: Have you ever used an online dating site or a dating app?

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ISBN:9781119256830
Author:Amos Gilat
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A survey conducted in July 2015 asked a random sample of American adults whether they had ever used online dating (either an
online dating site or a dating app on their cell phone).
College-Educated or Not?
The survey also asked participants for their level of education, and we wish to estimate the difference in the proportion to use
online dating between those with a college degree and those with a high school degree or less. The results are shown in the two-way
table below.
High
College
Total
School
Yes
157
70
227
No
666
565
1231
Total
823
635
1458
Table 1: Have you ever used an online dating site or a dating app?
Transcribed Image Text:A survey conducted in July 2015 asked a random sample of American adults whether they had ever used online dating (either an online dating site or a dating app on their cell phone). College-Educated or Not? The survey also asked participants for their level of education, and we wish to estimate the difference in the proportion to use online dating between those with a college degree and those with a high school degree or less. The results are shown in the two-way table below. High College Total School Yes 157 70 227 No 666 565 1231 Total 823 635 1458 Table 1: Have you ever used an online dating site or a dating app?
(b) Use the fact that the standard error for the estimate is 0.019 to find a 90% confidence interval for the population difference
in proportions.
Round your answers to three decimal places.
The 90% confidence interval is i
to
i
Transcribed Image Text:(b) Use the fact that the standard error for the estimate is 0.019 to find a 90% confidence interval for the population difference in proportions. Round your answers to three decimal places. The 90% confidence interval is i to i
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