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

If x is discrete random variable, then the function f (x) is.

Question # 2

The binomial distribution has the following parameters.

Question # 3

The expected value of a discrete random variable is.

Question # 4

Binomial distribution is positively skewed

Question # 5

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

Question # 6

The probabilyt that a continous random varaibe 'x ' takes on specific value of x is.

Question # 7

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

Question # 8

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

Question # 9

In binomial distribution, the random variable  has a range:

Question # 10

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

Question # 11

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

Question # 12

Mean, Median and mode of binomial distribution can be equal if

Question # 13

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

Question # 14

The binomial distribution is symmetrical when:

Question # 15

The binomial distribution is symmetrical if

Question # 16

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

Question # 17

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

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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 parameters of hypergeometric distribution are:
A. n,k & p
B. n, k & q
C. n, p & q
D. n, k &  N
2 The repeated trials of binomial experiments are
A. Dependent
B. Independent
C. Fixed
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 Binomial distribution is positively skewed
A. P < 1/2
B. P > 1/2
C. P = 1/2
D. P < q < 1/2
5 Which of the following distribution(s) has 3 parameters.
A. Binomial distribution
B. Hypergeometric distribution
C. Both of the above 
D. None of these
6 If (E(X) = E than find arithmetic means will be.
A. 1
B. 4
C. 0
D. 8
7 The mean of binomial distribution is always:
A. Equal to variance
B. Less than variance
C. Greater then variance
D. None of the these
8 If we do not replace the draw cards back into the pack before the next draw, the used probability distribution will be:
A. Binomial
B. Hypergeometric
C. Both binomial &  hypergeometric 
D. None of these
9 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)
10 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

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