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

question 57

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 lower proportion of satisfied guests compared to Resort 2 (Group 2) ",you will use

• A)a t test for the difference between two proportions.
• B)an F test for the ratio of two variances.
• C)a Z test for the difference between two proportions.
• D)an F test for the difference between two proportions.

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Definitions:

Difference

The state or quality of being unlike or dissimilar.

Radioisotopes

Isotopes of elements that are radioactive, used in medical diagnostics, treatment, and research.

Tracers

Substances used in medical and biological research to track the passage of substances through systems.

Biological Processes

Complex sequences of actions or changes happening in living organisms, necessary for their survival, growth, and reproduction.