P(A n B)/P(B) P(A n B)/P(A) P(A U B)/P(B) P(A U B)/P(A)

# Category: Statistics

## The probability can never be: (STA301)

1 1/2 1 -1/2

## The number of parameters in uniform distribution is (are): (STA301)

1 2 3 4

## If b(x, 7, 0.30), the variance of this distribution is: (STA301)

1.77 1.74 1.44 1.47

## As a rule of thumb, when n>=30, then we can assume that………is normally distributed: (STA301)

Probability distribution Sampling distribution Binomial distribution Sampling distribution of sample mean

## If a random variable X denotes the number of heads when we toss a fair coin 5 times, the X assumed the values: (STA301)

0,1,2,3 1, 2,3,4,5 0, 1, 2,3,4,5 1, 5, 5

## The normal distribution has points of infection which are equidistance from the: (STA301)

Median Mean Mode Mean,Median & Mode

## Which of the following is NOT applicable to a Poisson distribution? (STA301)

IF P = 0.5 & n = 19 IF P = 0.01 & n = 200 IF P = 0.02 & n = 300 IF P = 0.03 & n = 500

## If p is very small and n is considerably large then we shall apply the: (sta301)

Binomial distribution Hypergeometric distribution Poisson distribution Exponential distribution

## E(10X +3) =_______ (sta301)

10 E(X) E(X)+3 10 E(X)+3 100E(X)