The manager of Lawn and Garden Services would like to estimate the proportion of her employees' time spent performing various gardening and lawn care activities. She has made 400 random observations of a typical worker, with the following results: $$\begin{array} { l c }
\text { Activity } & \text { Time Observed } \
\hline \text { Mowing } & 200 \
\text { Trimming } & 80 \
\text { Raking } & 40 \
\text { Miscellaneous } & 80
\end{array}$$
What is the most likely true proportion of time spent mowing?
A) 0
B) .1
C) .2
D) .5
E) 1

Question

The manager of Lawn and Garden Services would like to estimate the proportion of her employees' time spent performing various gardening and lawn care activities. She has made 400 random observations of a typical worker, with the following results: $$\begin{array} { l c } 
\text { Activity } & \text { Time Observed } \
\hline \text { Mowing } & 200 \
\text { Trimming } & 80 \
\text { Raking } & 40 \
\text { Miscellaneous } & 80
\end{array}$$
What is the most likely true proportion of time spent mowing?
A) 0
B) .1
C) .2
D) .5
E) 1

Quizplus · Accepted Answer

The proportion of time spent mowing is calculated by dividing the time observed for mowing by the total observations: 200/400 = 0.5.

The Manager of Lawn and Garden Services Would Like to Estimate