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Correction of Some Mcqs--Question No: 9 ( Marks: 1 ) - Please choose one
A die is rolled. What is the probability that the number rolled is greater than 2 and even:
► 1/2
► 1/3 correct
► 2/3
► 5/6
Hint: - number that is greater than 2 and is even = 4,6 i.e only 2 numbers out of 6
Therefore the probability 2/6 = 1/3
Question No: 15 ( Marks: 1 ) - Please choose one
Var(4X + 5) =__________
► 16 Var (X)
► 16 Var (X) + 5
► 4 Var (X) + 5
► 12 Var (X)
Question No: 21
( Marks: 1 )
- Please choose one
The height of a student is 60 inches. This is an example of ...........?
► Continuous data
► Qualitative data
► Categorical data
► Discrete data
Question No: 9 ( Marks: 1 ) - Please choose one
The parameters of the binomial distribution b(x; n, p) are:
► x & n
► x & p
► n & p (Page 212) rep
► x, n & p
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