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 deal with:

Question # 2

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

Question # 3

Its value cannot be exactly examined.

Question # 4

If X and Y are independent random variables , the E (XY) is equal to.

Question # 5

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

Question # 6

The binomial distribution is symmetrical when:

Question # 7

The parameters of hypergeometric distribution are:

Question # 8

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

Question # 9

The binomial distribution is symmetrical if

Question # 10

The repeated trials of binomial experiments are

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15

Random numbers can be generated

Question # 16

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

Question # 17

For a binomial probability distribution:
n = 10 & the probability of failure (q =0.6), then mean of the distribution 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 even/odd number when a fair die rolled is:
A. 1/6
B. 2/6
C. 1/36
D. 3/6
2 The binomial distribution is symmetrical if
A. p = 1/2
B. P > 1/2
C. p < 1/3
D. P ≠ q
3 In a discriete probability distribution the sum of all the probabilities is alwyas
A. 0
B. 1
C. -1
D. 8
4 An expected value of a random variable is equal to its.
A. Variance
B. B.D.
C. Mean
D. Co - Variance
5 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
6 Its value cannot be exactly examined.
A. Ranodm variable
B. Fixed varaible
C. Mathematical variable
D. Variable
7 In binomial distribution, the random variable  has a range:
A. 0,1,2...................n
B. 0,1,2,......+∞
C. -∞ to +∞
D. ∞ to +0
8 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
9 Random numbers are generated from the single digit numbers.
A. { 1,2,3,............. 10 }
B. { 0, 1,2,.......................... 10}
C. { 0,1,2.............}
D. {0,1,2,............. 9}
10 Variance of binomial distribution is
A. np
B. √npq
C. npq
D. nq

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