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: $$\begin{array} { l r }
\text { Activity } & \text { Times Observed } \
\hline \text { Mowing } & 200 \
\text { Trimming } & 80 \
\text { Raking } & 40 \
\text { Miscellaneous } & 80
\end{array}$$ 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: $$\begin{array} { l r } 
\text { Activity } & \text { Times Observed } \
\hline \text { Mowing } & 200 \
\text { Trimming } & 80 \
\text { Raking } & 40 \
\text { Miscellaneous } & 80
\end{array}$$ 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 number of times mowing was observed by the total number of observations: 200/400 = 0.5.

The Manager of Lawn and Garden Services Would Like to Estimate