The full form of ‘WiFi’ is:
The full form of WIFI stands for Wireless Fidelity.
For a random variable x, the central moments (µi) of all order exist. The square of (2j + 1)th moment (µ22j+1) is
Let (Xi, I ≥ 1} be independent and identically distributed random variables with P(Xi =1) = p = 1-P(Xi = 0), Sn = ∑ni = 1 X i . The dist...
If the difference between the rank of the 4 observations are 2.5, 0.5, -1.5, -1.5, then Spearman's rank correlation coefficient equals to:
A random sample of 100 ball bearings selected from a shipment of 2000 ball bearing has an average diameter of 0.354 inches with standard deviation 0.04...
The variance of degenerate random variable is:
For frequency distribution presentation , which option is wrong.
If mean and median of the distribution are 12 and 21, then the distribution
For the price -quantity chart
the Laspeyres price in...