444MathematicsMedium
E(ax + b) = A E(x) +________?
A(C)
Bb
CE(x)
Db E(a)
Correct answer
C. E(x)
Explanation
The correct answer is E(x).
Correct answer
C. E(x)
Explanation
The correct answer is E(x).
Non-sample errors are reduced by:________?
The variance of 5 numbers is 10. If each number is divided by 2, then the variance of new numbers is________?
________ is used to criterion of consistency i.e for consistence performance?
Three brands of coffee are rated for tasted on a scale of 1 to 10. Six persons are asked to rate each brand so that there is a total of 18 observations.The appropriate test to tasted equally good is________?
Major area of statistics today is concerned with drawing of conclusions from________?
The binomial distribution is positively skewed when:________?