The average of squared deviations about the arithmetic mean for a set of numbers is called___________ October 4, 2025 by Admin A. Standard deviation B. Coefficient of mean deviation C. Mean deviation D. Variance ✅ The correct answer is option D.
The measure of dispersion which is expressed in terms of the units of the observations I called________ Absolute measure October 4, 2025 by Admin A. Variance B. Relative measure C. None of the above D. All of the Above ✅ The correct answer is option A.
If the difference of the third and first quartile is divided by the sum of the third and first quartile then it is known as__________ October 4, 2025 by Admin A. Quartile B. Coefficient of mean deviation C. Coefficient of quartile deviation D. None of the above ✅ The correct answer is option C.
The scatter in a series of values about the average is called___________ October 4, 2025 by Admin A. Central tendency B. Dispersion C. Skewness D. Symmetry ✅ The correct answer is option B.
The measurements of spread or scatter of the individual values around the central point is called________ October 4, 2025 by Admin A. Measures of dispersion B. Measures of central tendency C. Measures of skewness D. Measures of kurtosis ✅ The correct answer is option A.
The measures used to calculate the variation present among the observations in the unit of the variable is called___________ October 4, 2025 by Admin A. Relative measures of dispersion B. Coefficient of skewness C. Absolute measures of dispersion D. Coefficient of variation ✅ The correct answer is option C.
The measures used to calculate the variation present among the observations relative to their average is called_______ October 4, 2025 by Admin A. Coefficient of kurtosis B. Absolute measures of dispersion C. Quartile deviation D. Relative measures of dispersion ✅ The correct answer is option D.
The degree to which numerical data tend to spread about an average value called________ October 4, 2025 by Admin A. Constant B. Flatness C. Variation D. Skewness ✅ The correct answer is option C.
The measures of dispersion can never be__________ October 4, 2025 by Admin A. Positive B. Zero C. Negative D. Equal to ✅ The correct answer is option C.
If all the scores on examination cluster around the mean, the dispersion is said to be________ October 4, 2025 by Admin A. Small B. Large C. Normal D. Symmetrical ✅ The correct answer is option A.