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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
For a binomial probability distribution:
For a binomial probability distribution:n = 10 & the probability of failure (q =0.6), then mean of the distribution is .
Question # 2
Variance of binomial distribution is
Question # 3
The mean of binomial distribution is always:
Question # 4
Its value cannot be exactly examined.
Question # 5
The number of possible outcomes in Bernoulli trial is
Question # 6
A fair coin is tossed four times the probability of getting four heads is
Question # 7
In hypergeometric distribution, the successive trials are.
Question # 8
When X denotes the number of success in binomial experiment, it is called.
Question # 9
Random numbers can be generated mechanically by
Question # 10
Which of the following distribution(s) has 3 parameters.
Question # 11
if X and Y are independent random varaibesl the S.D. (X-Y) is equal to
Question # 12
The expected value of a discrete random variable is.
Question # 13
The binomial distribution is symmetrical when:
Question # 14
The probability of even/odd number when a fair die rolled is:
Question # 15
The parameters of the binomial distributions are
Question # 16
In a discriete probability distribution the sum of all the probabilities is alwyas
Question # 17
Which of the following case is true for hypergeometric distribution.
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 X and Y are independent random variables , the E (XY) is equal to. |
A. E(XY)
B. E(X) E(Y)
C. XE(Y)
D. YE(X)
|
| 2 | Which of the following case is true for hypergeometric distribution. |
A. Probability remains constant for all trials
B. Probability changes
C. successive trials are dependent
D. Both (B) and (C) but not (A)
|
| 3 | 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
|
| 4 | In a discriete probability distribution the sum of all the probabilities is alwyas |
A. 0
B. 1
C. -1
D. 8
|
| 5 | Which of the following distribution(s) has 3 parameters. |
A. Binomial distribution
B. Hypergeometric distribution
C. Both of the above
D. None of these
|
| 6 | Hypergeometric distribution is a |
A. Continuous distribution
B. Discrete distribution
C. Simple distribution
D. Normal distribution
|
| 7 | If C is a non -random variabe than E (C) is. |
A. c
B. 0
C. 1
D. x
|
| 8 | Mean of hypergeometric distribution is |
A. np
C. np
D. Nnk
|
| 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 | The parameters of the binomial distributions are |
A. x and n
B. x and p
C. p and q
D. n and p
|
Test Questions