A Landscaping Company Hypothesizes That the Median Number of Lawns $\begin{array} { l l l l l l l } 22 & 18 & 19 & 20 & 25 & 20 & 18 \\ 22 & 23 & 20 & 21 & 26 & 24 & 22 \end{array}$

question 50

Multiple Choice

A landscaping company hypothesizes that the median number of lawns they mow in a we 20 . They tabulated the number of lawns mowed in a random sample of 14 weekends.
$\begin{array} { l l l l l l l } 22 & 18 & 19 & 20 & 25 & 20 & 18 \\ 22 & 23 & 20 & 21 & 26 & 24 & 22 \end{array}$
Use the test value, the critical value, and the appropriate table to decide if the landscaping company's hypothesis that they mow a median of 20 lawns per weekend valid at $\alpha$ . d is

• A) Yes. The test value is less than the critical value, so the null hypothesis is not rejected
• B) No. The test value is greater than the critical value, so the null hypothesis is rejected.
• C) Yes. The test value is greater than the critical value, so the null hypothesis is not rejected.
• D) No. The test value is less than the critical value, so the null hypothesis is rejected

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