Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Fisheries Officer' And exam conducted in the year 2023. And Question paper code was '023/2023'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. 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.
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The following are the properties of a normal curve except :
(^) The area under the curve is unity
(B) Mean, median and mode are equal
(0) Skewness is not equal to zero
(D)_ It’s a bell shaped curve
Consider the following pairs :
(a) Dispersion ൫ Chi square tests
(0) Association (11) Regression
(c) Prediction (111) t-tests
(d) Compare means (iv) Standard deviation
Which of the given pairs below are correctly matched?
(A) ൭.൭, ൬-൭, ൭-൦, ൭-൭) യ ര, ൬.൨, ൭.൬, ൭-൬
(6 @)-Gi), ൯൪.൭, ൭-൭, ൭-൭) 60) @)-Gv), ൯൬.൭, ൭-൭, ൭-൭)
If P-value of a test is 0.07, which of the following is true?
(^) Reject HO (B) Do not reject HO
(C) Accept H1 ൯) Do not reject H1
With reference to the relationship between variance and standard deviation, consider the
following statements :
(a) Variance and standard deviation are not related.
(b) Variance is equal to square of the standard deviation.
(c) Variance is equal to standard deviation.
(d) Variance is less than the standard deviation.
Which of the following statement/s is/are correct?
(A) @) and (0) (0) (b) and ©)
(0). (0 ೩೩6 (೩) ൯൬ () only
In regression analysis, the variable that is being predicted is :
(^) The independent variables (B) Random variable
(C) The dependent variables (D) None of these
In Poisson distribution mean and variance are :
(A) Equal (B) 1
(0) 0 (D) None of these
023/2023 14 A