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Except CPU, All are peripheral device.
If r and R denote correlation and multiple correlation coefficient for the data set for X1, X2 and X3 . Which option is correct?
The median of the following observations 10, 11, 9, 12, 10,10, 12, 10, 9,11 is:
If the first, second and third moment about origin are 2, 8 and 14. respectively, then Karl Pearson gamma coefficient of skewness y1 is:
Which of the following options is INCORRECT?
Which of the following approaches does multiplicative model have for the component of Time series Secular trend (7). Seasonal variation (S), Cyclical f...
For the price -quantity chart
the Laspeyres price in...
The average working hours per month of the staff aged over 50 years in a factory were 160 and that of the staff aged under 50 years were 210. The mean ...
If Z1, Z2,…Zn are n independent standard normal variates, then Σni=1 Z2i will follow:
Which of the following is a sources of primary data?