The word statistics is at present used in _______________?
The word statistics is at present used in _______________?
A. Two ways
B. Four ways
C. Six ways
D. Three way
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The number of defective bulbs in a lot is example of ____________?
The number of defective bulbs in a lot is example of ____________?A. Continuous variable
B. Discrete variable
C. Function
D. None of theseE(ax + b) = A E(x) +___________________?
E(ax + b) = A E(x) +___________________?A. (C)
B. E(x)
C. b E(a)
D. bThe median of F,K,E, Q, U, E, N, C,Y, is ________?
The median of F,K,E, Q, U, E, N, C,Y, is ________?A. EUP
B. LEY
C. EUQ
D. EFPIf x = 3 then value of regression co-efficient of X or Y is ________________?
If x = 3 then value of regression co-efficient of X or Y is ________________?A. (3)
B. (0)
C. -3
D. -4(q + p) has variance is ______________?
(q + p) has variance is ______________?A. 6 pq
B. npq
C. 7 pq
D. 3 pqThere are _________ important bases of classification of data?
There are _________ important bases of classification of data?A. Two
B. Four
C. Six
D. Three