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

Random numbers can be generated

Question # 3

the discrete probability distributio may be represented by.

Question # 4

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

Question # 5

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

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

The parameters of the binomial distributions are

Question # 8

Random number can be generated manully by

Question # 9

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

Question # 10

The probability of success ------------ from one trial to another when trials are dependent

Question # 11

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

Question # 12

Binomial distribution is used when n is

Question # 13

Random numbers can be generated mechanically by

Question # 14

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

Question # 15

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

Question # 16

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

Question # 17

The number of possible outcomes in Bernoulli trial 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 N-K is classified as
A. Success
B. Failures
C. Parameters
D. Range
2 Which of the following distribution(s) has 3 parameters.
A. Binomial distribution
B. Hypergeometric distribution
C. Both of the above 
D. None of these
3 The mean of binomial distribution is always:
A. Equal to variance
B. Less than variance
C. Greater then variance
D. None of the these
4 Probility density function is the probebilyt function of.............. random variable.
A. Discrete
B. Qualitative
C. Continuous
D. None
5 If the random variable X denotes the number of heads when three distinet coins are tossed,then X assumes the value.
A. 0.1.2.3
B. 1,3,3,1
C. 1,2,3
D. None of these
6 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
7 Binomial distribution is positively skewed
A. P < 1/2
B. P > 1/2
C. P = 1/2
D. P < q < 1/2
8 The probabilyt density function p (x) cannot exced.
A. zero
B. One
C. Mean
D. Infinity
9 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
10 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

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