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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
MCQ's Test For Chapter 8 "Statistics Ics Part 1 Chapter 8 Online Test"
Try The MCQ's Test For Chapter 8 "Statistics Ics Part 1 Chapter 8 Online Test"
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Total Questions17
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Time Allowed20
Statistics Ics Part 1 Chapter 8 Online Test
00:00
Question # 1
The probabilyt that a continous random varaibe 'x ' takes on specific value of x is.
Question # 2
A fair die is rolled three times. The probability of getting three "aces" is
Question # 3
The binomial distribution is symmetrical if
Question # 4
Binomial distribution is positively skewed
Question # 5
A copntinuous probability distribution may be represented by.
Question # 6
The probabilyt density function p (x) cannot exced.
Question # 7
if X and Y are independent random varaibesl the S.D. (X-Y) is equal to
Question # 8
Which of the following is true for binomial distribution
Question # 9
The parameters of hypergeometric distribution are:
The parameters of hypergeometric distribution are:
Question # 10
If we do not replace the draw cards back into the pack before the next draw, the used probability distribution will be:
Question # 11
The probability of success ------------ from one trial to another when trials are dependent
Question # 12
N-K is classified as
Question # 13
An expected value of a random variable is equal to its.
Question # 14
Probility density function is the probebilyt function of.............. random variable.
Question # 15
If x is discrete random variable, then the function f (x) is.
Question # 16
Binomial distribution is used when n is
Question # 17
The probability of success changes from trial to trial, is the property of:
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 C is a non -random variabe than E (C) is. |
A. c
B. 0
C. 1
D. x
|
| 2 | 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
|
| 3 | The parameters of the binomial distributions are |
A. x and n
B. x and p
C. p and q
D. n and p
|
| 4 | Which of the following distribution(s) has 3 parameters. |
A. Binomial distribution
B. Hypergeometric distribution
C. Both of the above
D. None of these
|
| 5 | If the random variable X denotes the number of heads when three distinet coins are tossed,then X assumes the value. |
A. 0.1.2.3
B. 1,3,3,1
C. 1,2,3
D. None of these
|
| 6 | A copntinuous probability distribution may be represented by. |
A. A table
B. a graph
C. A mathmethical equation
D. Botha b and c
|
| 7 | 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
|
| 8 | In binomial experiment successive trials are: |
A. Dependent
B. Independent
C. May be independent or dependent
D. None of these
|
| 9 | 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
|
| 10 | In hypergeometric distribution, the successive trials are. |
A. Dependent
B. Independent
C. Both (A) & (B)
D. None of these
|
Test Questions
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