Math Problem Statement
Which of the following is not true regarding standard deviation? A. Standard deviation is a measure of center. B. Standard deviation describes the consistency of the data values; how close they all are with respect to the mean. C. Standard deviation measures the amount of variation (or spread) in the sample. D. If all of the values in the data sample are the same, the standard deviation is 0.
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Standard Deviation
Measures of Spread
Formulas
Standard Deviation Formula: σ = sqrt(Σ(xi - μ)² / N)
Theorems
Properties of Standard Deviation
Relationship Between Mean and Standard Deviation
Suitable Grade Level
Grades 9-12
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