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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
A fair coin is tossed four times the probability of getting four heads is
Question # 2
the discrete probability distributio may be represented by.
Question # 3
The repeated trials of binomial experiments are
Question # 4
Which of the following distribution(s) has 3 parameters.
Question # 5
If the random variable X denotes the number of heads when three distinet coins are tossed,then X assumes the value.
Question # 6
Its value cannot be exactly examined.
Question # 7
A copntinuous probability distribution may be represented by.
Question # 8
An expected value of a random variable is equal to its.
Question # 9
Random numbers can be generated mechanically by
Question # 10
If x is discrete random variable, then the function f (x) is.
Question # 11
In binomial distribution, the random variable has a range:
Question # 12
Mean, Median and mode of binomial distribution can be equal if
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
Each trial of binomial experiment results in an outcome which can be classified in two categories
Question # 15
Probility density function is the probebilyt function of.............. random variable.
Question # 16
Random numbers can be generated
Question # 17
The probabilyt density function p (x) cannot exced.
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 | Probility density function is the probebilyt function of.............. random variable. |
A. Discrete
B. Qualitative
C. Continuous
D. None
|
| 2 | Random numbers can be generated mechanically by |
A. By use of digital computers
B. Probgrammable calculators
C. Ordinary calculators
D. Both a and b
|
| 3 | The binomial distribution has the following parameters. |
A. p & q
B. n & q
C. n, p & q
D. None of these
|
| 4 | If in binomial distribution, μ = 6, p = 3/5, the number of trial are: |
A. 18
B. 30
C. 10
D. None of these
|
| 5 | if X and Y are independent random varaibesl the S.D. (X-Y) is equal to |
A. Var (X) - var (Y)
B. Var (X) + Var (Y)
C. E(X-Y)2
D. E(X + Y)2
|
| 6 | When X denotes the number of success in binomial experiment, it is called. |
A. Random variable
B. Binomial random variable
C. Continuous random variable
D. Both (B) and (C) but not (A)
|
| 7 | The binomial distribution is symmetrical when: |
A. P > q
B. p = 1/2
C. Probability of success & probability of failure are equal
D. Both (B) and (C)
|
| 8 | The hypergeometric distribution has -------------- parameters |
A. One
B. Two
C. Three
D. Four
|
| 9 | The binomial distribution deal with: |
A. Discrete variable
B. Continuous variable
C. None of these
|
| 10 | In a discriete probability distribution the sum of all the probabilities is alwyas |
A. 0
B. 1
C. -1
D. 8
|
Test Questions