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20 October, 18:11

Francine makes several measurements of the mass of a metal block. The data set is shown in the table below. Measurement Mass of metal block (g) 1 20.73 2 20.76 3 20.68 4 20.75 After analyzing this data set, Francine calculates a value of 20.73 g. Which of these characteristics has been calculated?

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  1. 20 October, 21:02
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    The characteristic being calculated here is the mean or the average of the data set.

    To check:

    (20.73 + 20.76 + 20.68 + 20.75) / 4 [we divide it by 4 because there are 4 numbers]

    = 82.92 / 4

    = 20.73
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