Find the mean for the given sample data.
-Bill kept track of the number of hours he spent exercising each week. The results for four months are shown below. Find the mean number of hours Bill spent exercising per week. Round your answer to two decimal places. $$\begin{array} { l l l l l l }
6.90 & 6.60 & 6.70 & 6.90 & 7.20 & 6.90 \
7.40 & 6.70 & 8.10 & 6.90 & 6.90 & 6.70 \
8.80 & 6.60 & 6.60 & 7.70 & 7.20 & 7.40
\end{array}$$
A)7.33
B)7.12
C)6.75
D)7.54

Question

Find the mean for the given sample data.
-Bill kept track of the number of hours he spent exercising each week. The results for four months are shown below. Find the mean number of hours Bill spent exercising per week. Round your answer to two decimal places. $$\begin{array} { l l l l l l } 
6.90 & 6.60 & 6.70 & 6.90 & 7.20 & 6.90 \
7.40 & 6.70 & 8.10 & 6.90 & 6.90 & 6.70 \
8.80 & 6.60 & 6.60 & 7.70 & 7.20 & 7.40
\end{array}$$
A)7.33
B)7.12
C)6.75
D)7.54

Quizplus · Accepted Answer

To find the mean, add all the values together and divide by the number of values. The sum of the hours is 142.4, and there are 20 values. $142.4 \div 20 = 7.12$.

Find the Mean for the Given Sample Data A)733 B)7

Find the Mean for the Given Sample Data A)733
B)7