Asked by Yazan Hanini on May 11, 2024
Verified
The variance of a group of scores is 4.What is the standard deviation?
A) 3.5
B) 18
C) 2
D) 16
Variance
A measure of the dispersion of a set of data points around their mean, reflecting how spread out the data is.
Standard Deviation
A measure that indicates the extent of deviation for a group as a whole from the mean.
- Learn the fundamentals of standard deviation and variance in the analysis of data dispersion.
Verified Answer
SS
Simon ShoukryMay 17, 2024
Final Answer :
C
Explanation :
The standard deviation is the square root of the variance.
So, standard deviation = sqrt(4) = 2.
So, standard deviation = sqrt(4) = 2.
Learning Objectives
- Learn the fundamentals of standard deviation and variance in the analysis of data dispersion.