## Shape of possion distribution depends upon?

Shape of possion distribution depends upon?

A. On random variable X
B. Its parameter
C. Mean
D. Variance

## If p=q than the shape of binomial distribution?

If p=q than the shape of binomial distribution?

A. Positively skewed
B. Negative skwed
C. Symmeteric
D. No shape

## If p=0.6 and q=0.4 than shape of the binomial distribution?

If p=0.6 and q=0.4 than shape of the binomial distribution?

A. Positively skewed
B. Negatively skewed
C. Symmetric
D. Bell shaped

## In stratified sampling the strata should be _________?

In stratified sampling the strata should be _________?

A. Nonoverlapped
B. Overlapped
C. Same
D. Not equal

## If A and B are mutually exclusive then?

If A and B are mutually exclusive then?

A. P(AorB) =0
B. P(AandB)=0
C. P(AnorB)=0
D. P(AeitherB)=0

## Two mutually exclusive events are __________?

Two mutually exclusive events are __________?

A. Dependent
B. Independent
C. Overlapped
D. None of These

## Confidence interval should be ___________?

Confidence interval should be ___________?

A. Shorter
B. Wider
C. Large
D. Small

## Confidence interval is a measure of?

Confidence interval is a measure of?

A. Accuracy
B. Precision
C. Error
D. All of above

## Who give the concept of standard deviation and CV?

Who give the concept of standard deviation and CV?

A. R.A Fisher
B. John Tukey
C. Karl Pearson
D. All of the above

## The term variance introduced by ___________?

The term variance introduced by ___________?

A. Ronald Fisher
B. Karl Pearson
C. John Tukey
D. None of these