A survey was conducted to determine how people feel about the quality of programming available on television. Respondents were asked to rate the overall quality from 0 (no quality at all)to 100
(extremely good quality). The stem-and-leaf display of the data is shown below. $$\begin{array} { r | l l l l l l l l }
\text { Stem } & \text { Leaf } & & & & & \
\hline 3 & 2 & 3 & & & & & & \
4 & 0 & 3 & 4 & 7 & 8 & 9 & 9 & 9 \
5 & 0 & 1 & 1 & 2 & 3 & 4 & 5 & \
6 & 1 & 2 & 5 & 6 & 6 & & & \
7 & 4 & 9 & & & & & \
8 & & & & & & & \
9 & 9 & & & & & &
\end{array}$$ What percentage of the respondents rated overall television quality as very good (regarded as
Ratings of 80 and above)?
A)1%
B)36%
C)4%
D)9%

Question

A survey was conducted to determine how people feel about the quality of programming available on television. Respondents were asked to rate the overall quality from 0 (no quality at all)to 100
(extremely good quality). The stem-and-leaf display of the data is shown below. $$\begin{array} { r | l l l l l l l l } 
\text { Stem } & \text { Leaf } & & & & & \
\hline 3 & 2 & 3 & & & & & & \
4 & 0 & 3 & 4 & 7 & 8 & 9 & 9 & 9 \
5 & 0 & 1 & 1 & 2 & 3 & 4 & 5 & \
6 & 1 & 2 & 5 & 6 & 6 & & & \
7 & 4 & 9 & & & & & \
8 & & & & & & & \
9 & 9 & & & & & &
\end{array}$$ What percentage of the respondents rated overall television quality as very good (regarded as
Ratings of 80 and above)?
A)1%
B)36%
C)4%
D)9%

Quizplus · Accepted Answer

Only the last two entries (79 and 99) are 80 or above, out of a total of 50 responses. This makes 2/50 = 4% of the respondents rating the quality as very good.

A Survey Was Conducted to Determine How People Feel About