Math Problem Statement
variance of 0.78 2.44 7.84 6.72 1.46 2.45 2.62 3.46 2.86 0.86 1.45 9.11 0.06 1.36 5.85 7.32 0.14 7.48 7.93 1.42 0.28
Solution
The variance of the data set is approximately .
Would you like to see a detailed breakdown of how the variance was calculated or explore any related questions?
Here are five follow-up questions you might find useful:
- What is the standard deviation of this data set?
- How does variance differ from standard deviation?
- What does a high or low variance indicate in a data set?
- How would the variance change if an additional data point were added?
- What is the range of the given data set?
Tip: Variance measures the spread of your data around the mean, while the standard deviation is simply the square root of the variance.
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Math Problem Analysis
Mathematical Concepts
Statistics
Variance
Data Spread
Formulas
Variance formula: σ² = Σ(x - μ)² / N
Theorems
Properties of variance
Suitable Grade Level
Grades 10-12
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