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

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

Question # 2

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

Question # 3

The probabilyt density function p (x) cannot exced.

Question # 4

The binomial distribution is symmetrical if

Question # 5

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

Question # 6

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

Question # 7

The probability of success changes from trial to trial, is the property of:

Question # 8

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

Question # 9

A fair die is rolled three times. The probability of getting three "aces" is

Question # 10

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

Question # 11

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

Question # 12

Its value cannot be exactly examined.

Question # 13

The mean of binomial distribution is always:

Question # 14

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

Question # 15

Which of the following case is true for hypergeometric distribution.

Question # 16

Hypergeometric distribution is a

Question # 17

Mean of hypergeometric distribution 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 An expected value of a random variable is equal to its.
A. Variance
B. B.D.
C. Mean
D. Co - Variance
2 If C is a non -random variabe than E (C) is.
A. c
B. 0
C. 1
D. x
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 The binomial distribution is symmetrical if
A. p = 1/2
B. P > 1/2
C. p < 1/3
D. P ≠ q
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 Which of the following distribution(s) has 3 parameters.
A. Binomial distribution
B. Hypergeometric distribution
C. Both of the above 
D. None of these
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 binomial distribution has the following parameters.
A. p & q
B. n & q 
C. n, p & q
D. None of these
9 In binomial experiment successive trials are:
A. Dependent
B. Independent
C. May be independent or dependent
D. None of these
10 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

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