21:

Statistics does not deal with

 A. Aggregates B. Individuals C. Groups D. Mass quantity Answer Report Discuss Option: B Explanation : Click on Discuss to view users comments. Write your comments here:
22:
Match List-I with List-II and select the correct answer using the codes given below the lists:
List-I                                      List-II
a. Variable                                 I. A quantitative characteristic of an elementary unit measured on at least on interval                                                              scale and has value with in fixed finite interval.
b. Discrete Variable                II. Any portion drawn from a population
c. Continuous Variable         Ill. A quantitative characteristic of an elementary unit that may vary from unit to unit.
d. Sample                                IV. A variable whose values are restricted to integer values only.
 A. a   b   c    d IV  III   I    II B. a   b   c    d III  IV   I    II C. a   b   c    d III  IV   II    I D. a   b   c    d III   I   IV    II Answer Report Discuss Option: B Explanation : Click on Discuss to view users comments. Write your comments here:
23:

The co-efficient  value is always a

 A. ratio B. percentage C. average D. None of the above Answer Report Discuss Option: A Explanation : Click on Discuss to view users comments. Write your comments here:
24:
If p = q = 1 / 2 ,the frequency distribution will be
 A. Perfectly symmetrical B. Non-perfectly symmetrical C. Zero D. ± q Answer Report Discuss Option: A Explanation : Click on Discuss to view users comments. Write your comments here:
25:

Total error in a research is equal to

 A. non-sampling error B. √ ([(sampling error)+(non-sampling error)]^2 ) C. sampling error x 100 D. only sampling error Answer Report Discuss Option: B Explanation : Click on Discuss to view users comments. Write your comments here:

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