7.01 Standard deviation
Interactive practice questions
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
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
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
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