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Variance and Standard Deviation for Ungrouped DataVersion en ligne
Math 11
1
Bentuk sederhana dari 2x+5y-x adalah ...
2
If the standard deviation of a data set is 4, what is the variance?
3
A teacher needs to report the average of her last long quiz to her superior. Here are the scores, 58, 37, 25, 43, 38, 22, 31, 49, 53, 28.
4
Find the population variance of the given data: 16, 13, 3, 15, 14, 7, 10. Round your answer to 2 decimal places.
5
Four data sets are shown below.
Set 1: {10, 19, 38, 50, 51}
Set 2: {5, 21, 26, 39, 51}
Set 3: {9, 38, 50, 50, 51}
Set 4: {5, 28, 28, 28, 51}
Which data set has the largest standard deviation?
6
Find the sample variance of the given data: 16, 13, 3, 15, 14, 7, 10. Round your answer to 2 decimal places.
7
hat is the standard deviation for the data given:
5, 10, 7, 12, 0, 20, 15, 22, 8, 2
8
What is the standard deviation for the data given:
{12, 13, 29, 18, 61, 35, 21}
9
It is defined as the square root of the variance.
10
If the variance of a data set is 30.25, what is the standard deviation?
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