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 binomial distribution is symmetrical when:

Question # 2

The repeated trials of binomial experiments are

Question # 3

The probabilyt density function p (x) cannot exced.

Question # 4

Random numbers can be generated

Question # 5

For a binomial probability distribution:
n = 10 & the probability of failure (q =0.6), then mean of the distribution is .

Question # 6

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

Question # 7

If the random variable X denotes the number of heads when three distinet coins are tossed,then X assumes the value.

Question # 8

The parameters of hypergeometric distribution are:

Question # 9

Which of the following distribution(s) has 3 parameters.

Question # 10

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

Question # 11

Mean of hypergeometric distribution is

Question # 12

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

Question # 13

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

Question # 14

In hypergeometric distribution, the successive trials are.

Question # 15

If x is a continuous random vriable, then the function f (x) is.

Question # 16

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

Question # 17

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

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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 ------------ from one trial to another when trials are dependent
A. Remains constant
B. Is changed
C. One
D. Zero
2 The probabilyt density function p (x) cannot exced.
A. zero
B. One
C. Mean
D. Infinity
3 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)
4 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
5 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
6 N-K is classified as
A. Success
B. Failures
C. Parameters
D. Range
7 Mean of hypergeometric distribution is
A. np
C. np
D. Nnk
8 Its value cannot be exactly examined.
A. Ranodm variable
B. Fixed varaible
C. Mathematical variable
D. Variable
9 The binomial distribution is symmetrical if
A. p = 1/2
B. P > 1/2
C. p < 1/3
D. P ≠ q
10 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)

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