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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
If X and Y are independent random variables , the E (XY) is equal to.
Question # 3
The number of possible outcomes in Bernoulli trial is
Question # 4
Random number can be generated manully by
Question # 5
Random numbers are generated from the single digit numbers.
Question # 6
When we draw the sample with replacement (the first sample is replaced before the next draw), the probability distribution to be used is:
Question # 7
When x denotes the number of success in binomial experiment it is called.
Question # 8
The mean of binomial distribution is always:
Question # 9
In hypergeometric distribution, the successive trials are.
Question # 10
Random numbers can be generated
Question # 11
If we do not replace the draw cards back into the pack before the next draw, the used probability distribution will be:
Question # 12
Binomial distribution is positively skewed
Question # 13
If C is a non -random variabe than E (C) is.
Question # 14
If (E(X) = E than find arithmetic means will be.
Question # 15
N-K is classified as
Question # 16
The binomial distribution is symmetrical when:
Question # 17
If x is a continuous random vriable, then the function f (x) is.
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 | A fair die is rolled three times. The probability of getting three "aces" is |
A. 1/3
B. 1/6
|
| 2 |
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
|
| 3 | 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)
|
| 4 | An expected value of a random variable is equal to its. |
A. Variance
B. B.D.
C. Mean
D. Co - Variance
|
| 5 | N-K is classified as |
A. Success
B. Failures
C. Parameters
D. Range
|
| 6 | In hypergeometric distribution, the successive trials are. |
A. Dependent
B. Independent
C. Both (A) & (B)
D. None of these
|
| 7 | the discrete probability distributio may be represented by. |
A. A table
B. A graph
C. A mathematical equation
D. All of these
|
| 8 | 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
|
| 9 | If x is a continuous random vriable, then the function f (x) is. |
A. A probability function
B. A probability denaity function
C. A density function
D. Both b and c
|
| 10 | Which of the following distribution(s) has 3 parameters. |
A. Binomial distribution
B. Hypergeometric distribution
C. Both of the above
D. None of these
|
Test Questions