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

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

Question # 2

If X and Y are random varaibes, than E ( X - Y) is equal to.

Question # 3

The binomial distribution is symmetrical when:

Question # 4

The mean of binomial distribution is always:

Question # 5

The parameters of the binomial distributions are

Question # 6

Probility density function is the probebilyt function of.............. random variable.

Question # 7

Which of the following case is true for hypergeometric distribution.

Question # 8

A fair coin is tossed four times the probability of getting four heads is

Question # 9

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

Question # 10

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

Question # 11

If X and Y are independent random variables , the E (XY) is equal to.

Question # 12

The parameters of hypergeometric distribution are:

Question # 13

If C is a non -random variabe than E (C) is.

Question # 14

Variance of binomial distribution is

Question # 15

In binomial distribution, the random variable  has a range:

Question # 16

Random number can be generated manully by

Question # 17

Which of the following distribution(s) has 3 parameters.

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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 The parameters of the binomial distributions are
A. x and n
B. x and p
C. p and q
D. n and p
2 The probability of even/odd number when a fair die rolled is:
A. 1/6
B. 2/6
C. 1/36
D. 3/6
3 Random numbers can be generated mechanically by
A. By use of digital computers
B. Probgrammable calculators
C. Ordinary calculators
D. Both a and b
4 The binomial distribution is symmetrical if
A. p = 1/2
B. P > 1/2
C. p < 1/3
D. P ≠ q
5 If x is discrete random variable, then the function f (x) is.
A. A probability function
B. A density function
C. A probability density function
D. A distribution function
6 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
7 If we do not replace the draw cards back into the pack before the next draw, the used probability distribution will be:
A. Binomial
B. Hypergeometric
C. Both binomial &  hypergeometric 
D. None of these
8 If C is a non -random variabe than E (C) is.
A. c
B. 0
C. 1
D. x
9 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}
10 In hypergeometric distribution, the successive trials are.
A. Dependent
B. Independent
C. Both (A) & (B)
D. None of these

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