MPSC PYQ

MPSC Rajyaseva 2020 CSAT — Question 3

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मुद्दाम निवडलेल्या नमुन्याच्या विश्लेषणावर आधारित निष्कर्ष विश्वसनीय असू शकतात. जर : Results obtained from an analysis of a deliberately selected sample may be reliable if :

(a)संशोधक पूर्वग्रहदूषित नसतील तर.

(b)संशोधक अनुभवी असतील तर.

(c)संशोधकांनी अनुकूल नमुना निवडला तर.

(d)संशोधकांनी सांख्यिकी पद्धती वापरल्या तर.

1)वरील सर्व पर्याय योग्य आहेत. / All of the above are correct.
2)फक्त (a), (b) आणि (c) हे योग्य पर्याय आहेत. / Only (a), (b) and (c) are correct.
3)फक्त (a) आणि (b) हे योग्य पर्याय आहेत. / Only (a) and (b) are correct.✓ Correct
4)वरीलपैकी कोणताही पर्याय योग्य नाही. / None of the above are correct.

Results from a deliberately selected (purposive/quota) sample can only be reliable if the researcher is unbiased (a) and experienced (b). Statistical methods alone cannot correct a biased purposive sample.

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