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

Multiple Choice

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