Hypothesis can not be stated in
A. | null and question form terms |
B. | declarative terms |
C. | general terms |
D. | directional terms |
Option: C Explanation : Click on Discuss to view users comments. |
Total error in a research is equal to
A. | sampling error + non-sampling error |
B. |
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C. | only sampling error |
D. | sampling error * 100 |
Option: B Explanation : Click on Discuss to view users comments. DM said: (7:35pm on Friday 22nd January 2016)
a b whole squared under square root is the same as a b. so the options [A] and [B] are the same.
mm said: (12:09pm on Thursday 23rd June 2016)
total error= sampling error non-sampling error
Xyz said: (6:19pm on Thursday 5th January 2017)
Acc to me it is sampling non sampling error . Although if v cut root by square .. even then the result will b same
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The validity and reliability of a research will be at stake when
A. | The author who is the source of information is biased, incompetent or dishonest |
B. | The incident was reported after a long period of time from that of its occurrence |
C. | The researcher himself is not competent enough to draw logical conclusions |
D. | All of the above |
Option: D Explanation : Click on Discuss to view users comments. ishfaq Ahmed said: (8:59pm on Sunday 1st April 2018)
obviously when the researcher is biased or there happen any problem during data collection then there wll b no reliability
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Seeing a very big rally it was reported that JD will win the election, the conclusion was based on :
A. | random sampling |
B. | cluster sampling |
C. | systematic samialing |
D. | purposive sampling |
Option: B Explanation : Click on Discuss to view users comments. monika said: (5:44pm on Sunday 17th May 2015)
what is the specific characterstic of cluster sampling
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Study the table which shows the income of five persons, and answer the question that follows?
Year |
A |
B |
C |
D |
E |
1960 |
55000 |
22000 |
43000 |
30000 |
40000 |
1965 |
75000 |
21900 |
47000 |
40000 |
60000 |
1970 |
76000 |
21880 |
42350 |
50000 |
65000 |
1975 |
83300 |
21750 |
72350 |
60000 |
90000 |
1980 |
93335 |
20000 |
54050 |
70000 |
75000 |
1985 |
102335 |
17000 |
84060 |
80000 |
105000 |
1990 |
103225 |
10500 |
85000 |
90000 |
120000 |
Which of the following conclusion is not correct?
A. | There has been an increase in the income of A but slight and steady decline in the income of B from 1960 to 1990 |
B. | D and E have at least one property uncommon |
C. | Percentage increase of A is higher than E |
D. | C has fluctuating trend in his income |
Option: A Explanation : Click on Discuss to view users comments. Anjali said: (5:32pm on Sunday 5th May 2013)
Acc to me it should be A
Rahul said: (7:11pm on Monday 9th November 2015)
I think C is the wrong option answer must be A. can you please explain the option C
Biju Nair said: (12:59pm on Monday 6th March 2017)
A is correct as A got increase in income while B's income decline,Percentage increase of A is not higher than B, so C. is not the correct conclusion and the answer is C
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