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

In hypergeometric distribution, the successive trials are.

Question # 2

N-K is classified as

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

Binomial distribution is positively skewed

Question # 7

Random number can be generated manully by

Question # 8

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

Question # 9

The probabilyt density function p (x) cannot exced.

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

Which of the following case is true for hypergeometric distribution.

Question # 14

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

Question # 15

The binomial distribution is symmetrical when:

Question # 16

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

Question # 17

Hypergeometric distribution is a

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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 number of possible outcomes in Bernoulli trial is
A. Three
B. Four
C. Two
D. One
2 Variance of binomial distribution is
A. np
B. √npq
C. npq
D. nq
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 The probability of even/odd number when a fair die rolled is:
A. 1/6
B. 2/6
C. 1/36
D. 3/6
5 If x is a continuous random vriable, then the function f (x) is.
A. A probability function
B. A probability denaity function
C. A density function
D. Both b and c
6 An expected value of a random variable is equal to its.
A. Variance
B. B.D.
C. Mean
D. Co - Variance
7 If (E(X) = E than find arithmetic means will be.
A. 1
B. 4
C. 0
D. 8
8 If C is a non -random variabe than E (C) is.
A. c
B. 0
C. 1
D. x
9 The probability of success ------------ from one trial to another when trials are dependent
A. Remains constant
B. Is changed
C. One
D. Zero
10 The binomial distribution is symmetrical when:
A. P > q
B. p = 1/2
C. Probability of success & probability of failure are  equal
D. Both (B) and (C)

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