Instruction 10-8
the Following Micosoft Excel Output Contains the Results

question 128

Multiple Choice

Instruction 10-8
The following Micosoft Excel output contains the results of a test to determine if the proportions of satisfied guests at two resorts are the same or different.
$$\begin{array}{l}\begin{array} {| l | l |} \hline \text {Hypothesised Difference }&0\\\hline \text {Level of Significance }&0.05\\\hline \text {Group 1 }&\\\hline \text {Number of Successes }&160\\\hline \text { Sample size}&200\\\hline \text {Group 2 }&\\\hline \text {Number of Successes }&172\\\hline \text {Sample Size }&250\\\hline \text {Intermediate Calculations }&\\\hline \text {Group 1 Proportion }&0.8\\\hline \text {Group 2 Proportion }&0.688\\\hline \text { Difference in Two Proportions}&0.112\\\hline \text {Average Proportion }&0.737777778 \\\hline \text { Test Statistic}&2.684103363 \\\hline \text {Two-Tailed Test }&\\\hline \text { Lower Critical Value}&-1.95996398 \\\hline \text {Upper Critical Valuse }&1.959963985 \\\hline \text {p-Value }&0.007272462\\\hline \end{array}\end{array}$$
-Referring to Instruction 10-8,if you want to test the claim that "Resort 1 (Group 1) has a higher proportion of satisfied guests compared to Resort 2 (Group 2) ",the p-value of the test will be

• A)2*(0.00262).
• B)1-(0.00262/2).
• C)0.00262/2.
• D)0.00262.

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