The variance of a given distribution is 25. What is the s...
The variance of a given distribution is 25. What is the standard deviation?
125
75
25
5
Correct answer is D
S.D = √Variance
= √25
= 5
The graph given is for the relation y = 2x2 + x - 1. Find the minimum value of y...
If p-2g + 1 = g + 3p and p - 2 = 0, find g ...
Make t the subject of formula S = ut + 12at2...
If x3 - 12x - 16 = 0 has x = -2 as a solution then the equaion has...
If x = 3, Y = 2 and z = 4, what is the value of 3x2 - 2y + z?...
By how much is the mean of 30, 56, 31, 55, 43 and 44 less than the median? ...
Points P and Q respectively 24m north and 7m east point R. Calculate |PQ| in meters ...