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

A copntinuous probability distribution may be represented by.

Question # 2

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

Question # 3

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

Question # 4

The repeated trials of binomial experiments are

Question # 5

Its value cannot be exactly examined.

Question # 6

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

Question # 7

Binomial distribution is positively skewed

Question # 8

Random numbers can be generated

Question # 9

The expected value of a discrete random variable is.

Question # 10

Random numbers are generated from the single digit numbers.

Question # 11

The parameters of hypergeometric distribution are:

Question # 12

The probability of even/odd number when a fair die rolled is:

Question # 13

Variance of binomial distribution is

Question # 14

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

Question # 15

A fair coin is tossed four times the probability of getting four heads is

Question # 16

The parameters of the binomial distributions are

Question # 17

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

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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 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
2 Its value cannot be exactly examined.
A. Ranodm variable
B. Fixed varaible
C. Mathematical variable
D. Variable
3 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
4 In hypergeometric distribution, the successive trials are.
A. Dependent
B. Independent
C. Both (A) & (B)
D. None of these
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 Random numbers can be generated
A. Manually
B. Mechanically
C. Botha a and b
D. None of these
7 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
8 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
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 An expected value of a random variable is equal to its.
A. Variance
B. B.D.
C. Mean
D. Co - Variance

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