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 expected value of a discrete random variable is.

Question # 2

Which of the following is true for binomial distribution

Question # 3

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

Question # 4

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

Question # 5

Its value cannot be exactly examined.

Question # 6

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

Question # 7

Hypergeometric distribution is a

Question # 8

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

Question # 9

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

Question # 10

The mean of binomial distribution is always:

Question # 11

The parameters of the binomial distributions are

Question # 12

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

Question # 13

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

Question # 14

Binomial distribution is used when n is

Question # 15

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

Question # 16

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

Question # 17

if X and Y are independent random varaibesl the S.D. (X-Y) is equal to

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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 repeated trials of binomial experiments are
A. Dependent
B. Independent
C. Fixed
D. Variable
2 N-K is classified as
A. Success
B. Failures
C. Parameters
D. Range
3 Mean of hypergeometric distribution is
A. np
C. np
D. Nnk
4 A copntinuous probability distribution may be represented by.
A. A table
B. a graph
C. A mathmethical equation
D. Botha b and c
5 A fair die is rolled three times. The probability of getting three "aces" is
A. 1/3
B. 1/6
6 The number of possible outcomes in Bernoulli trial is
A. Three
B. Four
C. Two
D. One
7 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)
8 Binomial distribution is used when n is
A. Large
B. Small
C. Negative
D. Zero
9 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
10 Random numbers are generated from the single digit numbers.
A. { 1,2,3,............. 10 }
B. { 0, 1,2,.......................... 10}
C. { 0,1,2.............}
D. {0,1,2,............. 9}

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