Who is regarded the father of scientific social surveys ?
| A. | Darwin |
| B. | Booth |
| C. | Best |
| D. | None of these |
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Option: B Explanation : Click on Discuss to view users comments. diwakar said: (6:28pm on Monday 9th February 2015)
Best is the father of scientific social setveys
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All are example of qualitative variables except
| A. | religion and castes |
| B. | sex |
| C. | observation |
| D. | interest of the subject |
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Option: D Explanation : Click on Discuss to view users comments. pearl said: (11:51pm on Tuesday 20th October 2015)
i have not understood the question ,can anyone elaborate how the given options given under the domain of qualitative variables ?
divya said: (8:51am on Wednesday 22nd June 2016)
not clear, i thought the answer wud have been B or C
D Deelip said: (1:53am on Friday 27th October 2017)
c might be the answer as observation is nothing to do with the data
Prof. ch.v.rama krishna rao said: (2:27am on Thursday 5th April 2018)
the answer is c. i.e., observation. remaining all are qualitative how can u measure religion , sex and interest on subject. whereas if you are observing the number of units produced by a worker per hour. you can put into numbers. hence the c is the correct answer. not at all d
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Formulation of hypothesis may not be necessary in
| A. | survey studies |
| B. | fact finding (historical) studies |
| C. | normative studies |
| D. | experimental studies |
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Option: B Explanation : Click on Discuss to view users comments. huma said: (10:15pm on Sunday 25th December 2016)
what is hypothesis ?
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Logic of induction is very close to
| A. | the logic of sampling |
| B. | the logic of observation |
| C. | the logic of the controlled variable |
| D. | none of the above |
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Option: A Explanation : Click on Discuss to view users comments. |
The probability of a head and a tail of tossing four coins simultaneously is
| A. | 1/8 |
| B. | 1/16 |
| C. | 1/4 |
| D. | 1/64 |
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Option: B Explanation : If there is only one coin the probability of its being head and tail is 50% - 50%. If coins are two then each will have 25% chance of getting down head and tail. Now if coins are four this chance will be 12*1/2% each and so on. Click on Discuss to view users comments. |
