123/2021
Maximum : 100 marks
Time : 1 hour and 15 minutes
1. ھ method of data collection which is free from sampling errors?
(A) Census Survey (B) Sample Survey
(C) Quota Sampling (D) Allof the above
2. The variance of the mean of a sample from a systematic sampling inflates if correlation
between units in the sample is:
(A) Positive (B) Negative
(C) Zero (D) Allof the above
3. Which of the following statement is true f....
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