161MathematicsMedium
If P(A/B)=1/4 and P(A∩B) =1/5 then P(B) is ________?
A4/5
B1/9
C0
D1/20
Correct answer
A. 4/5
Explanation
The correct answer is 4/5.
Correct answer
A. 4/5
Explanation
The correct answer is 4/5.
Since E(X) ________X is said to be unbiased estimator of the population mean?
If X ̃ N (μ, σ2) then Z ̃________?
The ratio of a new price to the base year price is called the________?
The first hand and unorganized form of data is called________?
Which of the following is not based on all the observations?
Coefficient of variation (C.V) is given below:________?