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

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

Question # 2

Random numbers are generated from the single digit numbers.

Question # 3

The mean of binomial distribution is always:

Question # 4

In a discriete probability distribution the sum of all the probabilities is alwyas

Question # 5

The binomial distribution has the following parameters.

Question # 6

The hypergeometric distribution has -------------- parameters

Question # 7

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

Question # 8

In binomial distribution, the random variable  has a range:

Question # 9

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

Question # 10

The parameters of hypergeometric distribution are:

Question # 11

Which of the following is true for binomial distribution

Question # 12

Hypergeometric distribution is a

Question # 13

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

Question # 14

A copntinuous probability distribution may be represented by.

Question # 15

If the random variable X denotes the number of heads when three distinet coins are tossed,then X assumes the value.

Question # 16

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

Question # 17

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

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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 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
2 For a binomial probability distribution:
n = 10 & the probability of failure (q =0.6), then mean of the distribution is .
A. 0.6
B. 6.0
C. 10
D. 4
3 The probabilyt that a continous random varaibe 'x ' takes on specific value of x is.
A. Greater thaan zero
B. Less than zero
C. Equal to Zero
D. 0 to 1
4 The repeated trials of binomial experiments are
A. Dependent
B. Independent
C. Fixed
D. Variable
5 If X and Y are random varaibes, than E ( X - Y) is equal to.
A. E(X) + E (Y)
B. E(X) - E(Y)
C. X - E (Y)
D. E(X) - Y
6 An expected value of a random variable is equal to its.
A. Variance
B. B.D.
C. Mean
D. Co - Variance
7 A fair coin is tossed four times the probability of getting four heads is
A. 1/4
B. 1/2
C. 4/6
D. 1
8 the discrete probability distributio may be represented by.
A. A table
B. A graph
C. A mathematical equation
D. All of these
9 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
10 The binomial distribution deal with:
A. Discrete variable
B. Continuous variable 
C. None of these

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