MCQ Questions on Statistics
1- The hypothesis that the population variance has a specified value can be tested by
(A) F-test
(B) Z-test
(C) chi-square test
(D) none of the above
2- Moving average method suffers from
(A) loss of information
(B) element of subjectivity
(C) the decision about the number of years in groups
(D) all of the above
3- The factors responsible for deciding the number of replications in an experiment are
(A) the desire of the experimenter
(B) minimum degrees of freedom required for experimental error
(C) the shape of experimental units
(D) all of the above
4- The discrepancy between the estimates and population parameters is known as
(A) human error
(B) enumeration error
(C) sampling error
(D) formula error
5- Least square estimates of the parameter of a trend line
(A) have minimum variance
(B) are unbiased
(C) can exactly be obtained
(D) all of the above
6- In the regular simplex method
(A) the iterations move towards feasibility maintaining optimality
(B) the iterations move towards optimality maintaining feasibility
(C) the iterations maintain both optimality and feasibility
(D) none of the above
7- The best critical region consists of
(A) extreme positive values
(B) extreme negative values
(C) both (A) and (B)
(D) neither (A) nor (B)
8- The sampling inspection procedure by variables as compared to by attributes is
(A) more prevalent
(B) not practiced
(C) less prevalent
(D) all of the above
9- A randomized block design has
(A) two-way classification
(B) one way classification
(C) three-way classification
(D) no classification
10- The set of basic optimal solutions to an LPP is
(A) finite
(B) convex
(C) either singleton or infinite
(D) none of the above
ANSWERS:
1-(C), 2-(D), 3-(B), 4-(C), 5-(D), 6-(B), 7-(C), 8-(C), 9-(A), 10-(A)