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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
If (E(X) = E than find arithmetic means will be.
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
Hypergeometric distribution is a
Question # 4
Variance of binomial distribution is
Question # 5
Which of the following distribution(s) has 3 parameters.
Question # 6
Random numbers can be generated mechanically by
Question # 7
If C is a non -random variabe than E (C) is.
Question # 8
The probabilyt density function p (x) cannot exced.
Question # 9
The probabilyt that a continous random varaibe 'x ' takes on specific value of x is.
Question # 10
The parameters of hypergeometric distribution are:
The parameters of hypergeometric distribution are:
Question # 11
The binomial distribution is symmetrical when:
Question # 12
The probability of success ------------ from one trial to another when trials are dependent
Question # 13
The binomial distribution deal with:
Question # 14
Random numbers are generated from the single digit numbers.
Question # 15
When we draw the sample with replacement (the first sample is replaced before the next draw), the probability distribution to be used is:
Question # 16
If X and Y are independent random variables , the E (XY) is equal to.
Question # 17
Binomial distribution is positively skewed
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 binomial distribution is symmetrical if |
A. p = 1/2
B. P > 1/2
C. p < 1/3
D. P ≠ q
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| 2 | Each trial of binomial experiment results in an outcome which can be classified in two categories |
A. Head or tail
B. Ace or six
C. Success and failure
D. None of these
|
| 3 | If in binomial distribution, μ = 6, p = 3/5, the number of trial are: |
A. 18
B. 30
C. 10
D. None of these
|
| 4 | In hypergeometric distribution, the successive trials are. |
A. Dependent
B. Independent
C. Both (A) & (B)
D. None of these
|
| 5 | The probabilyt density function p (x) cannot exced. |
A. zero
B. One
C. Mean
D. Infinity
|
| 6 |
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
|
| 7 | A copntinuous probability distribution may be represented by. |
A. A table
B. a graph
C. A mathmethical equation
D. Botha b and c
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| 8 | The probability of success ------------ from one trial to another when trials are dependent |
A. Remains constant
B. Is changed
C. One
D. Zero
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| 9 | The binomial distribution has the following parameters. |
A. p & q
B. n & q
C. n, p & q
D. None of these
|
| 10 | A fair coin is tossed four times the probability of getting four heads is |
A. 1/4
B. 1/2
C. 4/6
D. 1
|
Test Questions