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

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

Question # 2

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

Question # 3

Random number can be generated manully by

Question # 4

Random numbers can be generated

Question # 5

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

Question # 6

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

Question # 7

In binomial experiment successive trials are:

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

The binomial distribution is symmetrical when:

Question # 12

N-K is classified as

Question # 13

In hypergeometric distribution, the successive trials are.

Question # 14

the discrete probability distributio may be represented by.

Question # 15

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

Question # 16

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

Question # 17

Random numbers are generated from the single digit numbers.

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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 the binomial distributions are
A. x and n
B. x and p
C. p and q
D. n and p
2 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)
3 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)
4 The parameters of hypergeometric distribution are:
A. n,k & p
B. n, k & q
C. n, p & q
D. n, k &  N
5 An expected value of a random variable is equal to its.
A. Variance
B. B.D.
C. Mean
D. Co - Variance
6 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
7 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
8 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
9 The number of possible outcomes in Bernoulli trial is
A. Three
B. Four
C. Two
D. One
10 If X and Y are independent random variables , the E (XY) is equal to.
A. E(XY)
B. E(X) E(Y)
C. XE(Y)
D. YE(X)

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