Statistics Test

85

Welcome

to

Shaheen Leader Academy

We expect 100% result.

Click on Start Button. 

Your time is Ended. Thanks


Statistics Quiz

1 / 25

What is the  average of  3 % 7% 10% and  16%;-

2 / 25

The variance and the ______ are both the measures of the extent to which the data in a distribution is spread out:-

3 / 25

In binomial  distribution  with  ___________ trials   means  is  np  and  variance  is  npq :-

4 / 25

If mean  median  and  mode  are all  equal   then distribution  will  be :-

5 / 25

What is the  geometric  mean  of  1,2,8,and  16 ;-

6 / 25

In a  standard  normal  distribution  z = 0  corresponds to  :-

7 / 25

The  variance of zero only  if  all observation are the :-

8 / 25

Which of the following are example of a variable:-

9 / 25

Two mutually   exclusive  events  are :-

10 / 25

Which mathematical structure of ordinal scale:-

11 / 25

Relative frequency histogram convey less information than____:-

12 / 25

How many permutations of size 3 can be constructed from the set ( A,B,C,D,E) :-

13 / 25

Reason  behind  probability  of  (alpha + beta ) is  not  equal 1 :-

14 / 25

Let (A) be the number of elements in set A then N (A∪B) is:-

15 / 25

If  third moment  about  mean is  equal to zero  ,  then distribution is :-

16 / 25

Raw data means:-

17 / 25

We  get  _______________ dividing   range  by  number  of  class  interval :-

18 / 25

The  sum  of  deviation   of  observation  is  zero,  when deviation  are  taken from  :-

19 / 25

The mean and standard deviation of a normally distributed dataset are 19 and 4. 19 is subtracted from the dataset and then the result is divided by 4. Which best describes the resulting distribution:-

20 / 25

The mean of squared deviations about the mean is called:-

21 / 25

Which  measurement scales  is  required  for  the  valid  calculation of  Karl  Pearson's  correlation  coefficient :-

22 / 25

Which includes example of quantitative variables:-

23 / 25

The  normal  distribution  is  :-

24 / 25

In a classroom of 24 students, there were 20 freshen. If a student is selected at random what is the probability that the student is not a freshman:-

25 / 25

In case of negatively skewed distribution, the extreme values lies in the:-

Similar Posts

Leave a Reply

Your email address will not be published. Required fields are marked *