E-PolyLearning

16. If the value of interval a is 2.5 and the value of interval b is 3.5 then the value of mean for uniform distribution is
a. 0.5
b. 3
c. 2.5
d. 3.5
View Answer Report Discuss 50-50!
Answer: (b).3

17. In binomial probability distribution, the success and failure generated by the trial is respectively denoted by
a. p and q
b. a and b
c. p + q
d. p - q
View Answer Report Discuss 50-50!
Answer: (a).p and q

18. If the value of success in binomial probability distribution is 0.40 and failure is 0.60 and the number of values in distribution are 5 then the moment coefficient of skewness is
a. 0.467
b. 0.167
c. 0.267
d. 0.367
View Answer Report Discuss 50-50!
Answer: (b).0.167

19. The class of variable which can accept any value within the upper and lower limit is classified as
a. posterior random variable
b. interior random variable
c. discrete random variable
d. continuous random variable
View Answer Report Discuss 50-50!
Answer: (d).continuous random variable

20. If the value of x for normal distribution is 35, the mean of normal distribution is 65 and the standard deviation is 25 then the standardized random variable is
a. −1.5
b. −1.2
c. −1.7
d. −4
View Answer Report Discuss 50-50!
Answer: (b).−1.2

Page 4 of 17