Find the Mean for the Given Sample Data A)773 Hr
B)8

question 161

Multiple Choice

Find the mean for the given sample data. Unless otherwise specified, round your answer to one more decimal place thanthat used for the observations.
-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.
$\begin{array} { l l l l l l } 8.1 & 8.6 & 8.7 & 7.5 & 8.3 & 8.1 \\8.7 & 8.7 & 7.9 & 8.1 & 7.5 & 6.6 \\7.3 & 8.6 & 8.6 & 8.6 & 8.3 & 8.7\end{array}$

• A)7.73 hr
• B)8.39 hr
• C)8.64 hr
• D)8.16 hr

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Definitions:

April

The fourth month of the year in the Gregorian calendar.

Variable Overhead Efficiency Variance

The difference between actual variable overhead based on the hours worked and the standard variable overhead for the same activity level.

July

The month that is positioned seventh in the Gregorian calendar year.

Raw Materials Quantity Variance

The difference between the actual quantity of raw materials used in production and the standard quantity expected to be used, multiplied by the standard cost per unit of raw material.