Measures of Dispersion Quiz
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1. What does 'dispersion' refer to in statistics?
Central tendency of data · Spread of data values · Frequency of data · None of the above
2. Which of the following is NOT a measure of dispersion?
Range · Mean · Variance · Standard Deviation
3. What is the formula for calculating the range?
Maximum - Minimum · Mean - Median · Median - Mode · Sum of values / Number of values
4. Which measure of dispersion is affected by extreme values?
Range · Interquartile Range · Variance · Both Range and Variance
5. What does the variance measure?
Average of data · Spread of data around the mean · Difference between highest and lowest values · None of the above
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