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

Hypergeometric distribution is a

Question # 2

In binomial experiment successive trials are:

Question # 3

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

Question # 4

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

Question # 5

A copntinuous probability distribution may be represented by.

Question # 6

In a discriete probability distribution the sum of all the probabilities is alwyas

Question # 7

The binomial distribution is symmetrical when:

Question # 8

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

Question # 9

Mean of hypergeometric distribution is

Question # 10

Binomial distribution is used when n is

Question # 11

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

Question # 12

Binomial distribution is positively skewed

Question # 13

Its value cannot be exactly examined.

Question # 14

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

Question # 15

The expected value of a discrete random variable is.

Question # 16

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

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 For a binomial probability distribution:
n = 10 & the probability of failure (q =0.6), then mean of the distribution is .
A. 0.6
B. 6.0
C. 10
D. 4
2 The mean of binomial distribution is always:
A. Equal to variance
B. Less than variance
C. Greater then variance
D. None of the these
3 Hypergeometric distribution is a
A. Continuous distribution
B. Discrete distribution
C. Simple distribution
D. Normal distribution
4 In binomial experiment successive trials are:
A. Dependent
B. Independent
C. May be independent or dependent
D. None of these
5 Mean, Median and mode of binomial distribution can be equal if
B. P < q < 1/2
C. P > q < 1/2
D. P ≠ q
6 When x denotes the number of success in binomial experiment it is called.
A. Random variable
B. Binomial random variable
C. Continuous random variable
D. Both (B) and (C) but not (A)
7 The probability of success ------------ from one trial to another when trials are dependent
A. Remains constant
B. Is changed
C. One
D. Zero
8 Random number can be generated manully by
A. Dawing cards from numbered cards
B. Roitaing or spinning numbered wheels
C. Use of random numbers table
D. All of these
9 The binomial distribution has the following parameters.
A. p & q
B. n & q 
C. n, p & q
D. None of these
10 The number of possible outcomes in Bernoulli trial is
A. Three
B. Four
C. Two
D. One

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