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

00:00
Question # 1

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

Question # 2

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

Question # 3

Random number can be generated manully by

Question # 4

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

Question # 5

A fair coin is tossed four times the probability of getting four heads is

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

if X and Y are independent random varaibesl the S.D. (X-Y) is equal to

Question # 11

The binomial distribution is symmetrical when:

Question # 12

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

Question # 13

Random numbers can be generated

Question # 14

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

Question # 15

Binomial distribution is used when n is

Question # 16

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

Question # 17

In binomial distribution, the random variable  has a range:

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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 mean of binomial distribution is always:
A. Equal to variance
B. Less than variance
C. Greater then variance
D. None of the these
2 Random numbers can be generated
A. Manually
B. Mechanically
C. Botha a and b
D. None of these
3 Probility density function is the probebilyt function of.............. random variable.
A. Discrete
B. Qualitative
C. Continuous
D. None
4 The probability of success ------------ from one trial to another when trials are dependent
A. Remains constant
B. Is changed
C. One
D. Zero
5 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
6 In binomial experiment successive trials are:
A. Dependent
B. Independent
C. May be independent or dependent
D. None of these
7 If we do not replace the draw cards back into the pack before the next draw, the used probability distribution will be:
A. Binomial
B. Hypergeometric
C. Both binomial &  hypergeometric 
D. None of these
8 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}
9 A copntinuous probability distribution may be represented by.
A. A table
B. a graph
C. A mathmethical equation
D. Botha b and c
10 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

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