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7.045 Standard deviation

Interactive practice questions

Find the sample standard deviation of the following set of scores, correct to two decimal places, by using the statistics mode on the calculator:

$13,4,11,8,9,11,2,6,15,3$13,4,11,8,9,11,2,6,15,3

Easy
1min

Find the population standard deviation of the following set of scores, to two decimal places, by using the statistics mode on the calculator:

$8,20,9,9,8,19,9,18,5,10$8,20,9,9,8,19,9,18,5,10

Easy
1min

Find the population standard deviation of the following set of scores correct to two decimal places by using the statistics mode on the calculator:

$-17,2,-6,9,-17,-9,3,8,5$17,2,6,9,17,9,3,8,5

Easy
1min

Find the sample standard deviation of the following set of scores, correct to two decimal places, by using the statistics mode on the calculator:

$9,5,-14,8,1,3,-6,-16,8,-17$9,5,14,8,1,3,6,16,8,17

Easy
1min
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Outcomes

ACMGM030

determine the mean and standard deviation of a dataset and use these statistics as measures of location and spread of a data distribution, being aware of their limitations

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