Kerala PSC Previous Years Question Paper & Answer
Page:9
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Statistician' And exam conducted in the year 2023. And Question paper code was '021/2023/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
Question43:-Proximity to the value obtained by the repeated application of the
sampling procedure is
A:-accuracy
B:-partition
C:-standard error
D:-precision
Correct Answer:- Option-D
Question44:-Ratio estimator is more efficient when
Ap > =
B:-p <%@
Bey
Ci-p > &
D:-p <®
Correct Answer:- Option-A
Question45:-lf there is perfect correlation with y and x so that y — a + bx, then in
SRS the estimator N¥ will be superior to ratio estimator XR if
2
ಡಿ Se 5
മ
aon
ஈடா جام
८:- 5چ 02 2
മം വി
= (ಇ) آ1 ظط
ಗ SF aon
Correct Answer:- Option-D
Question46:-Intra cluster correlation coefficient p is calculated using the formula
1 ൭-9,
1-௪
مود
Correct Answer:- Option-A
Question47:-lf c' denote the cost of collecting information on x and c for the cost of
collecting information on y, double sampling is better than direct sampling for y in