Standard Deviation Flashcards
1
Q
What is the average of a data set?
A
Mean
2
Q
What is the average distance of each data point from the mean squared?
A
Variance
3
Q
What is the square root of variance?
A
Standard Deviation
4
Q
What is the definition of mean?
A
The average of a data set
5
Q
What is the definition of variance?
A
The average distance of each data point from the mean squared
6
Q
What is the definition of standard deviation?
A
The square root of the variance
7
Q
What is the mean of numbers 26, 20, 14, 18, and 22?
A
20
8
Q
What is the variance of numbers 26, 20, 14, 18, and 22?
A
16
9
Q
What is the standard deviation of numbers 26, 20, 14, 18, and 22?
A
4
