Statistics Mcqs Practice Test

Question 1

Probability of something in interest rate of XXX?

Accepted Answer

B. Statistical operation

Question 2

A histogram is a graph of ____________?

Accepted Answer

C. index number

Question 3

What is the mean of the data set {2, 4, 6, 8, 10}?

Accepted Answer

C. 6

Question 4

The listing of the data in order of numerical magnitude is called: ____________?

Accepted Answer

B. Arrayed data

Question 5

V=x^3 , then the shape is

Accepted Answer

C. Cube

Question 6

In the plural sense, statistic means____________?

Accepted Answer

B. Data

Question 7

Shape of possion distribution depends upon?

Accepted Answer

B. Its parameter

Question 8

If p=q than the shape of binomial distribution?

Accepted Answer

C. Symmeteric

Question 9

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

Accepted Answer

B. Negatively skewed

Question 10

In stratified sampling the strata should be _________?

Accepted Answer

A. Nonoverlapped

Question 11

If A and B are mutually exclusive then?

Accepted Answer

B. P(AandB)=0

Question 12

Two mutually exclusive events are __________?

Accepted Answer

A. Dependent

Question 13

Confidence interval should be ___________?

Accepted Answer

A. Shorter

Question 14

Confidence interval is a measure of?

Accepted Answer

B. Precision

Question 15

Who give the concept of standard deviation and CV?

Accepted Answer

C. Karl Pearson

Question 16

Which of the following statement is not true?

Accepted Answer

A. SE cannot be zero

Question 17

The term variance introduced by ___________?

Accepted Answer

A. Ronald Fisher

Question 18

What’s the largest known Prime Number?

Accepted Answer

B. 282,589,933 − 1

Question 19

Which hypothesis tell us weather test is one tail or 2 tail?

Accepted Answer

B. null hypothesis

Question 20

We use non parametric tests when the data is_________?

Accepted Answer

C. Both a and b