ECAT Statistic Test Online Preparation Mcqs

ECAT Statistic Test Online Preparation Mcqs With Answers Start Below

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Question 1 of 15

1. In a binomial distribution, with parameters n = 40, p = 0. 1, the mean is:

 
A.
B.
C.
D.

Question 1 of 15

Question 2 of 15

2. First hand collected data is called:

 
A.
B.
C.
D.

Question 2 of 15

Question 3 of 15

3. Four fair coins are tossed. What is the probability that exactly one head turns up?

 
A.
B.
C.
D.

Question 3 of 15

Question 4 of 15

4. A central value is also called:

 
A.
B.
C.
D.

Question 4 of 15

Question 5 of 15

5. A variable taking countable number of values is called a ________ variable.

 
A.
B.
C.
D.

Question 5 of 15

Question 6 of 15

6. Hypothesis testing and estimation are:

 
A.
B.
C.
D.

Question 6 of 15

Question 7 of 15

7. If A and V are independent attributes, then the co-efficient of association is:

 
A.
B.
C.
D.

Question 7 of 15

Question 8 of 15

8. The point in time at which the selected number was measured is referred to as the:

 
A.
B.
C.
D.

Question 8 of 15

Question 9 of 15

9. The graph of a time series is called;
 

A.
B.
C.
D.

Question 9 of 15

Question 10 of 15

10. One-sided and two-sided tests are based on:

 
A.
B.
C.
D.

Question 10 of 15

Question 11 of 15

11. Interval estimation and confidence interval are:

 
A.
B.
C.
D.

Question 11 of 15

Question 12 of 15

12. Which of the following is not the example of attribute?

 
A.
B.
C.
D.

Question 12 of 15

Question 13 of 15

13. The probability density function of a continuous random variable Y is specified by a:

 
A.
B.
C.
D.

Question 13 of 15

Question 14 of 15

14. Most of the decisions that affect our daily lives are based upon:

 
A.
B.
C.
D.

Question 14 of 15

Question 15 of 15

15. The difference between the highest and lowest values in a population is called:

 
A.
B.
C.
D.

Question 15 of 15


 

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