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

A copntinuous probability distribution may be represented by.

Question # 3

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

Question # 4

The parameters of hypergeometric distribution are:

Question # 5

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

Question # 6

Random numbers can be generated

Question # 7

The binomial distribution deal with:

Question # 8

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

Question # 9

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

Question # 10

In hypergeometric distribution, the successive trials are.

Question # 11

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

Question # 12

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

Question # 13

Variance of binomial distribution is

Question # 14

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

Question # 15

Binomial distribution is used when n is

Question # 16

Hypergeometric distribution is a

Question # 17

The binomial distribution is symmetrical if

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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 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
2 An expected value of a random variable is equal to its.
A. Variance
B. B.D.
C. Mean
D. Co - Variance
3 The number of possible outcomes in Bernoulli trial is
A. Three
B. Four
C. Two
D. One
4 N-K is classified as
A. Success
B. Failures
C. Parameters
D. Range
5 The probability of even/odd number when a fair die rolled is:
A. 1/6
B. 2/6
C. 1/36
D. 3/6
6 The probabilyt density function p (x) cannot exced.
A. zero
B. One
C. Mean
D. Infinity
7 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
8 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
9 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
10 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

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