Tests of Statistics

Statistics MCQs

85

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Statistics Quiz

1 / 25

Which  measures  of  dispersion  has   a   different   unit other than the  unit of  measurement  of  values :-

2 / 25

Total  area  under  the  normal curve  is :-

3 / 25

Median is the _____-___ value;-

4 / 25

Village patwari collecting a data about cotton crops is an example of:-

5 / 25

If  the  coefficient  of  determination  is  equal  to  1 ,  then the  correlation  coefficient :-

6 / 25

Which statement is true:-

7 / 25

The  difference   between  the   sample  value  expected  and  the   estimate  value  of    the  parameter  is called  as :-

8 / 25

If any statistical  tool apply   on  primary  data  it  becomes a :-

9 / 25

Which  measure of   dispersion  is  expressed  in  the  same  units as the units  of  observation;-

10 / 25

The difference between the maximum and minimum value of a set of data is called:-

11 / 25

A time  series  is  an arrangement  of  data  according to  :-

12 / 25

If all  values  are  same  then the measure of   dispersion will  be :-

13 / 25

Each trial   in Binomial  distribution  has   ________ outcomes :-

14 / 25

The probability is expressed as a percentage of a particular occurrence can never be:-

15 / 25

______ is useful in displaying cumulative frequency:-

16 / 25

The  mode  of  the  data   2,4,6,6,6,8 is  :-

17 / 25

The  ___________ order  moments   about  mean  are all zero ;-

18 / 25

Rolling a die is called a:-

19 / 25

The class frequency divided by total number of observations is called:-

20 / 25

When two dice are rolled, the sample space consist of ______ outcomes:-

21 / 25

When three coins are tossed, What is expected value of a number of heads:-

22 / 25

Suppose many students take a 10 question quiz, and the mean turns out to be 7.22 answer correct. Suppose the standard deviation turns out to be 0.722. What is coefficient of variation:-

23 / 25

How many different ways can 4 bos be selected from 7 bos:-

24 / 25

In a  regression  analysis  if  r  2 =   1 then   SSE  must  be  equal to  0 :-

25 / 25

The  average   of  squared  deviation about  the  arithmetic   mean  for  a  set  of  number  is called   :-

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