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

The probabilyt density function p (x) cannot exced.

Question # 2

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

Question # 3

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

Question # 4

Its value cannot be exactly examined.

Question # 5

Random numbers can be generated

Question # 6

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

Question # 7

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

Question # 8

The binomial distribution is symmetrical if

Question # 9

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

Question # 10

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

Question # 11

The expected value of a discrete random variable is.

Question # 12

Random number can be generated manully by

Question # 13

The binomial distribution has the following parameters.

Question # 14

The parameters of hypergeometric distribution are:

Question # 15

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

Question # 16

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

Question # 17

A fair die is rolled three times. The probability of getting three "aces" 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 A copntinuous probability distribution may be represented by.
A. A table
B. a graph
C. A mathmethical equation
D. Botha b and c
2 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
3 Variance of binomial distribution is
A. np
B. √npq
C. npq
D. nq
4 When X denotes the number of success in binomial experiment, it is called.
A. Random variable
B. Binomial random variable
C. Continuous random variable
D. Both (B) and (C) but not (A)
5 The probability of even/odd number when a fair die rolled is:
A. 1/6
B. 2/6
C. 1/36
D. 3/6
6 If in binomial distribution, μ = 6, p = 3/5, the number of trial are:
A. 18
B. 30
C. 10
D. None of these
7 The repeated trials of binomial experiments are
A. Dependent
B. Independent
C. Fixed
D. Variable
8 When we draw the sample with replacement (the first sample is replaced before the next draw), the probability distribution to be used is:
A. Binomial
B. Hypergeometric
C. Both Binomial & hypergeometric
D. None of these
9 Binomial distribution is positively skewed
A. P < 1/2
B. P > 1/2
C. P = 1/2
D. P < q < 1/2
10 The probability of success changes from trial to trial, is the property of:
A. Binomial experiment
B. Hypergeometric experiment
C. Both A and B
D. None of these

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