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The following details are available with regard to a data set: Sx = 33, Sx2 = 199, n = 6. If each observation in the data set is multiplied by 2 then the standard deviation of the resulting values will be equal to: (a) (35/3)1/2 (b) 35/3 (c) 3 (d) 25
Weegy: Answer : (a) Reason : Original data set: Sx = 33 Sx2 = 199 N = 6 After modification: Sx = 2 ´ 33 = 66 Sx2 = 4 ´ 199 = 796 (More)
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Asked 2/8/2013 11:08:55 PM
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The following data pertains to three commodities :- Commodity Price in 2004 (Rs. /kg) Price in 1994 (Rs. /kg) Rice Wheat Pulses 11.50 13.50 26 9.50 8.50 20 The base year is 1994. The unweighted aggregates price index for the year 2004 is approximately- (a) 115.62 (b) 125.45 (c) 134.21 (d) 250.55
Weegy: The following data pertains to three commodities :- Commodity Price in 2004 (Rs. /kg) Price in 1994 (Rs. /kg) Rice Wheat Pulses 11.50 13.50 26 9.50 8.50 20 The base year is 1994. [ The unweighted aggregates price index for the year 2004 is approximately- (c) 134.21 ] (More)
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Asked 2/8/2013 11:40:42 PM
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