2 years ago

I need to know how to solve this statistics answer

1 answer:

8 0

Given,

The value of N is 7.

The mean of the data is 13.

Required

The value of sum of the data.

The mean is calculated as,

$\begin{gathered} Mean=\frac{\sum_x}{N} \\ 13=\frac{\sum_x}{7} \\ \sum_x=13\times7 \\ \sum_x=91 \end{gathered}$

Hence, the value of sum of data is 91.

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