TABLE 2-13
Given below is the stem-and-leaf display representing the amount of detergent used in gallons (with leaves in 10ths of gallons) in a month by 25 drive-through car wash operations in Phoenix.
$$\begin{array}{l}
\begin{array} { l l }
\hline\text { Stem}&\text { Leaves }\
\hline9 & 147 \
10 & 02238 \
11 & 135566777 \
12 & 223489 \
13 & 02 \
\hline
\end{array}
\end{array}$$
-Referring to Table 2-13, if a relative frequency or percentage distribution for the detergent data is constructed, using "9.0 but less than 10.0 gallons" as the first class, what percentage of drive-through car wash operations use at least 10 gallons but less than 13 gallons of detergent in a month?

Question

TABLE 2-13
Given below is the stem-and-leaf display representing the amount of detergent used in gallons (with leaves in 10ths of gallons) in a month by 25 drive-through car wash operations in Phoenix.
 $$\begin{array}{l}
\begin{array} { l l } 
\hline\text { Stem}&\text {  Leaves }\
\hline9 & 147 \
10 & 02238 \
11 & 135566777 \
12 & 223489 \
13 & 02 \
\hline
\end{array}
\end{array}$$
-Referring to Table 2-13, if a relative frequency or percentage distribution for the detergent data is constructed, using "9.0 but less than 10.0 gallons" as the first class, what percentage of drive-through car wash operations use at least 10 gallons but less than 13 gallons of detergent in a month?

Quizplus · Accepted Answer

The Answer of TABLE 2-13
Given below is the stem-and-leaf display representing the amount of detergent used in gallons (with leaves in 10ths of gallons) in a month by 25 drive-through car wash operations in Phoenix.
 $$\begin{array}{l}
\begin{array} { l l } 
\hline\text { Stem}&\text {  Leaves }\
\hline9 & 147 \
10 & 02238 \
11 & 135566777 \
12 & 223489 \
13 & 02 \
\hline
\end{array}
\end{array}$$
-Referring to Table 2-13, if a relative frequency or percentage distribution for the detergent data is constructed, using "9.0 but less than 10.0 gallons" as the first class, what percentage of drive-through car wash operations use at least 10 gallons but less than 13 gallons of detergent in a month?

TABLE 2-13 Given Below Is the Stem-And-Leaf Display Representing the Amount

TABLE 2-13
Given Below Is the Stem-And-Leaf Display Representing the Amount