First Year ICS Statistics Chapter 8 Online MCQ Test (Probability Distributions)

This online test contains MCQs about following topics:

Introduction to probability distributions . Probility mass function . Probabilty density function . Simple univariate discrete and continuous distributions . Drawing of probability mass function and probability density function . Expectation and variance of the simple discrete random variable . Distribution function

ICS Part 1 Statistics Chapter 8 Test

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MCQ's Test For Chapter 8 "Statistics Ics Part 1 Chapter 8 Online Test"

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Statistics Ics Part 1 Chapter 8 Online Test

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Question # 1

For a binomial probability distribution:
n = 10 & the probability of failure (q =0.6), then mean of the distribution is .

Question # 2

Each trial of binomial experiment results in an outcome which can be classified in two categories

Question # 3

If we do not replace the draw cards back into the pack before the next draw, the used probability distribution will be:

Question # 4

An expected value of a random variable is equal to its.

Question # 5

Its value cannot be exactly examined.

Question # 6

The probability of even/odd number when a fair die rolled is:

Question # 7

When we draw the sample with replacement (the first sample is replaced before the next draw), the probability distribution to be used is:

Question # 8

If (E(X) = E than find arithmetic means will be.

Question # 9

Which of the following is true for binomial distribution

Question # 10

A copntinuous probability distribution may be represented by.

Question # 11

Random numbers are generated from the single digit numbers.

Question # 12

The parameters of the binomial distributions are

Question # 13

When X denotes the number of success in binomial experiment, it is called.

Question # 14

The expected value of a discrete random variable is.

Question # 15

If in binomial distribution, μ = 6, p = 3/5, the number of trial are:

Question # 16

The number of possible outcomes in Bernoulli trial is

Question # 17

Binomial distribution is used when n is

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ICS Part 1 Statistics Chapter 8 MCQs Test

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ICS Part 1 Statistics Chapter 8 Important MCQ's

Sr.# Question Answer
1 Its value cannot be exactly examined.
A. Ranodm variable
B. Fixed varaible
C. Mathematical variable
D. Variable
2 The mean of binomial distribution is always:
A. Equal to variance
B. Less than variance
C. Greater then variance
D. None of the these
3 The probability of even/odd number when a fair die rolled is:
A. 1/6
B. 2/6
C. 1/36
D. 3/6
4 Random numbers are generated from the single digit numbers.
A. { 1,2,3,............. 10 }
B. { 0, 1,2,.......................... 10}
C. { 0,1,2.............}
D. {0,1,2,............. 9}
5 The expected value of a discrete random variable is.
A. Always an integer
B. Always one of the values that the random variable can assume
C. An interal of values
D. None of these
6 If C is a non -random variabe than E (C) is.
A. c
B. 0
C. 1
D. x
7 if X and Y are independent random varaibesl the S.D. (X-Y) is equal to
A. Var (X) - var (Y)
B. Var (X) + Var (Y)
C. E(X-Y)2
D. E(X + Y)2
8 The binomial distribution deal with:
A. Discrete variable
B. Continuous variable 
C. None of these
9 Random numbers can be generated
A. Manually
B. Mechanically
C. Botha a and b
D. None of these
10 Mean, Median and mode of binomial distribution can be equal if
B. P < q < 1/2
C. P > q < 1/2
D. P ≠ q

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