Asked by
Madison Fitch
on Nov 30, 2024
Verified
The standard deviation is the positive square root of the variance.
Standard Deviation
A measure of the dispersion or variability in a set of data points, representing the average distance from the mean.
Variance
A metric that quantifies the spread of data points, by calculating the mean of squared variations from the central value.
- Recognize the essential nature of dispersion measures (standard deviation, variance) and central values (mean, median, mode) for data synopsis.
- Clarify the computation methods for variance and standard deviation, and their critical role in analyzing data.
Verified Answer
CV
Learning Objectives
- Recognize the essential nature of dispersion measures (standard deviation, variance) and central values (mean, median, mode) for data synopsis.
- Clarify the computation methods for variance and standard deviation, and their critical role in analyzing data.