A Researcher Believes That the Median Amount of Rain Per $= .05$

question 33

Multiple Choice

A researcher believes that the median amount of rain per year is 36 inches. A random sample of 20 years yields the following data: 1921222527273137373941424549505153556166
At $= .05$ , should the researcher's hypothesis be accepted or rejected?
You may use the following abbreviated table of critical values (two tailed, =.05) taken from Table J :
$\begin{array}{|l|c|c|c|c|c|c|c|c|c|c|c|c|c|c|c|}\hline \mathrm{n} & 11 & 12 & 13 & 14 & 15 & 16 & 17 & 18 & 19 & 20 & 21 & 22 & 23 & 24 & 25 \\\hline \text { critical value } & 1 & 2 & 2 & 3 & 3 & 3 & 4 & 4 & 4 & 5 & 5 & 5 & 6 & 6 & 6 \\\hline\end{array}$

• A) Reject because the test value 6 is more than the critical value 6
• B) Do not reject because the test value 7 is more than the critical value 6
• C) Reject because the test value 6 is more than the critical value 5
• D) Do not reject because the test value 7 is more than the critical value 5

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