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Measures of Dispersion MCQ (Multiple Choice Questions) PDF Download
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The MCQ: The mean of the squared deviations of some observations from their arithmetic mean is called; "Measures of Dispersion" App Download (Free) with answers: Standard deviation; Variation; Median; Mode; to study e-learning courses. Solve Basic Statistics Quiz Questions, download Apple eBook (Free Sample) for distance learning.
Measures of Dispersion MCQ (PDF) Questions Answers Download
Statistically, the spread or scatterness of observations in a data is called
- discriminant
- dispersion
- range
- standard deviation
The mean of the squared deviations of some observations from their arithmetic mean is called
- standard deviation
- variation
- median
- mode
The positive square root of the mean of the squared deviations of some observations from their arithmetic mean is called
- standard deviation
- variation
- median
- mode
Sum of the deviations of a variable from its mean is always
- 0
- 1
- 2
- 5
The measures that are used to determine the degree or extent of variation in a data set are called
- mean
- median
- measures of dispersion
- measures of central tendency
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