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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
In a discriete probability distribution the sum of all the probabilities is alwyas
Question # 2
The probabilyt that a continous random varaibe 'x ' takes on specific value of x is.
Question # 3
if X and Y are independent random varaibesl the S.D. (X-Y) is equal to
Question # 4
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 # 5
Which of the following case is true for hypergeometric distribution.
Question # 6
A fair die is rolled three times. The probability of getting three "aces" is
Question # 7
If X and Y are independent random variables , the E (XY) is equal to.
Question # 8
The binomial distribution is symmetrical if
Question # 9
The binomial distribution has the following parameters.
Question # 10
If x is a continuous random vriable, then the function f (x) is.
Question # 11
Which of the following distribution(s) has 3 parameters.
Question # 12
Random numbers are generated from the single digit numbers.
Question # 13
The parameters of hypergeometric distribution are:
The parameters of hypergeometric distribution are:
Question # 14
The probability of success ------------ from one trial to another when trials are dependent
Question # 15
When x denotes the number of success in binomial experiment it is called.
Question # 16
An expected value of a random variable is equal to its.
Question # 17
In binomial experiment successive trials are:
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 hypergeometric distribution has -------------- parameters |
A. One
B. Two
C. Three
D. Four
|
| 2 |
The parameters of hypergeometric distribution are: |
A. n,k & p
B. n, k & q
C. n, p & q
D. n, k & N
|
| 3 | If (E(X) = E than find arithmetic means will be. |
A. 1
B. 4
C. 0
D. 8
|
| 4 | 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
|
| 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 | 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)
|
| 7 | If C is a non -random variabe than E (C) is. |
A. c
B. 0
C. 1
D. x
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| 8 | The probability of even/odd number when a fair die rolled is: |
A. 1/6
B. 2/6
C. 1/36
D. 3/6
|
| 9 | In binomial experiment successive trials are: |
A. Dependent
B. Independent
C. May be independent or dependent
D. None of these
|
| 10 | Binomial distribution is used when n is |
A. Large
B. Small
C. Negative
D. Zero
|
Test Questions
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