Use the following to answer the questions below:
A study published in the American Journal of Health Promotion by researchers at the University of Minnesota (U of M) found that 124 out of 1,923 U of M females had over $6,000 in credit card debt while 61 out of 1,236 males had over $6,000 in credit card debt.
-Construct a 95% confidence interval for the difference between the proportions of female and male University of Minnesota students who have more than $6,000 in credit card debt Round your sample proportions and margin of error to four decimal places.
A) -0.0012 to 0.0314
B) -0.0300 to 0.0365
C) -0.0074 to 0.0376
D) 0.0068 to 0.0234

Question

Use the following to answer the questions below:
A study published in the American Journal of Health Promotion by researchers at the University of Minnesota (U of M) found that 124 out of 1,923 U of M females had over $6,000 in credit card debt while 61 out of 1,236 males had over $6,000 in credit card debt.
-Construct a 95% confidence interval for the difference between the proportions of female and male University of Minnesota students who have more than $6,000 in credit card debt   Round your sample proportions and margin of error to four decimal places.
A) -0.0012 to 0.0314 
B) -0.0300 to 0.0365 
C) -0.0074 to 0.0376 
D) 0.0068 to 0.0234

Quizplus · Accepted Answer

11eeb2d3_8e0d_3e44_b9aa_cf56af6bc7fd_TBW1049_11 - 11eeb2d3_8e0d_3e45_b9aa_214bf481a9e3_TBW1049_11 = 124/1,923 - 61/1,236 = 0.0645 - 0.0494 = 0.0151
0.0151 ± 1.96 11eeb2d3_8e0d_3e46_b9aa_b934f578590b_TBW1049_11 
0.0151 ± 1.96(0.008328935)
0.0151 ± 0.0163
-0.0012 to 0.0314

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