For the Following Data, Approximate the Mean Weekly Grocery Bill

question 86

Multiple Choice

For the following data, approximate the mean weekly grocery bill. $$\begin{array} { c | c } \text { Bill (in dollars) } & \text { Frequency } \\\hline 135 - 139 & 13 \\140 - 144 & 7 \\145 - 149 & 11 \\150 - 154 & 18 \\155 - 159 & 9\end{array}$$

• A) $147.30
• B) $145.30
• C) $149.30
• D) $145.80

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