The Standard Deviation (S.D) for 2 and 8 is 16

Related MCQs

• Standard Deviation (S.D) for two observations 1 and 4 is
• The Standard Deviation for two observations is
• The mean deviation of the observations 3, 5, 9, 1 and 2 about their median is
• The quartile deviation of the following data 12, 10, 17, 14, 19, 21, 27, 30, 32, 38, 34 is
• The mean deviation about median of 28, 7, 16, 14, 24, 15, 34, 30 is
• The absolute deviations of the values of a variables from the mean are 10, 15, 19, 2, 14. The mean deviation is 15
• A random variable X can take the values -1, 0 and 1 with respective probabilities 0.2, 0.5 and 0.3. The expected value of X is:
• For a symmetrical distribution first quartile and median are respectively 20 and 24. The third quartile of the distribution is
• For two mutually exclusive events A and B if P(A) = 3/4 and P(B) = 1/6, then P(A or B) is
• If two regression equations x + 5y = 13 and 3x – 2y = 5, then the mean values of x and y are respectively.