The Following MINITAB Output Display Presents a 95% Confidence Interval

question 2

Multiple Choice

The following MINITAB output display presents a 95% confidence interval for the difference between two proportions. $\begin{array} { l r r c } \text { Sample } & \mathrm { X } & \mathrm { N } & \text { Sample P } \\ 1 & 116 & 526 & 0.220532 \\ 2 & 103 & 572 & 0.180070 \end{array}$
Difference $= p ( 1 ) - p ( 2 )$
Estimate for difference: $0.040462$
$95 \%$ CI for difference: $( - 0.014,0.095 )$ Fill in the blanks: We are 95% confident that the difference between the proportions is between ______ and
______.

• A) 0, 0.040462
• B) 0.18007, 0.220532
• C) 526, 572
• D) -0.014, 0.095

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