Kerala PSC Previous Years Question Paper & Answer
Page:7
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.
A:-Design is wrong
B:-Some of the means are significantly different
C:-All the treatments are significantly different
D:-Analysis is wrong as higher value should be in the numerator in calculating
Correct Answer:- Option-A
Question33:-If we want to identify the best nutritious food for weigh gain in chicken
after trying three such foods and measured weekly for one year, which analysis you
prefer ?
A:-ANOVA
B:-MANOVA
C:-Repeated Measures ANOVA
D:-t
Correct Answer:- Option-C
Question34:-Replication is used in Design of Experiments to
A:-Make observation independent
B:-Make treatments independent
C:-To convince scientific world
D:-To estimate the error
Correct Answer:- Option-D
Question35:-In a uniformity trial to estimate the fertility gradient of an experimental
material which method is suitable ?
A:-Pearson's Correlation
B:-Simple random sampling
C:-Fairfield Smith's Variance law
D:-Minimum curvature method by Fisher
Correct Answer:- Option-C
Question36:-When standard deviation is proportional to mean, the transformation
used before doing ANOVA is
A:-Square root
B:-Arc Sine
C:-Logarithmic
D:-Inverse
Correct Answer:- Option-C
Question37:-The method used to split the factorial experiment in to two in the case
of large number of treatments is
A:-Defining contrast
B:-Split plot design