If mean absolute deviation of set of observations is 8.5 then value of quartile deviation is

Related MCQs

• If the quartile range is 24 then the quartile deviation is:
• The mean of 10 observations is 10. All the observations are increased by 10%. The mean of increased observations will be:
• What is the value of the first quartile for observations 15, 18, 10, 20, 23, 28, 12, 16?
• If Q3=20 and Q1=10, the coefficient of quartile deviation is:
• The arithmetic mean is 12 and the number of observations are 20 then the sum of all the values is
• If the observations of a variable X are, -4, -20, -30, -44 and -36, then the value of the range will be:
• The sum of deviations of observations from their arithmetic mean:
• If the mode is 14 and value of mean is 5 then the value of median is
• The arithmetic mean of the marks obtained by 50 students was calculated as 44. It was later discovered that a score of 36 was misread as 56. Find the correct value of arithmetic mean of the marks obtained by the students.
• Given below the four sets of observations. Which set has the minimum variation?