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Calculate the average (mean) of the data shown, to two decimal placesx8.325.313.423.9129.312.31.4

Sagot :

Given the set of of data:

x

8.3

25.3

13.4

23.9

12

9.3

12.3

1.4

We are to find the average (mean).

To find the means of a set of data, we first add up the data and divide by the total number of data.

The Formular for mean (m)

Mean (m) = sum of the terms

number of terms

number of terms = 8

Mean (m) = 8.3 + 25.3 + 13.4 + 23.9 + 12 + 9.3 + 12.3 + 1.4

8

Mean (m) = 105.9

8

Mean (m) = 13.2375

Mean (m) = 13.24 ( two decimal places).