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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
if X and Y are independent random varaibesl the S.D. (X-Y) is equal to
Question # 3
The mean of binomial distribution is always:
Question # 4
If we do not replace the draw cards back into the pack before the next draw, the used probability distribution will be:
Question # 5
Which of the following case is true for hypergeometric distribution.
Question # 6
Probility density function is the probebilyt function of.............. random variable.
Question # 7
The number of possible outcomes in Bernoulli trial is
Question # 8
Mean of hypergeometric distribution is
Question # 9
The probabilyt density function p (x) cannot exced.
Question # 10
Hypergeometric distribution is a
Question # 11
If (E(X) = E than find arithmetic means will be.
Question # 12
The parameters of the binomial distributions are
Question # 13
In binomial experiment successive trials are:
Question # 14
If x is a continuous random vriable, then the function f (x) is.
Question # 15
The binomial distribution is symmetrical if
Question # 16
An expected value of a random variable is equal to its.
Question # 17
Binomial distribution is used when n 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 | N-K is classified as |
A. Success
B. Failures
C. Parameters
D. Range
|
| 2 | 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
|
| 3 | Random numbers can be generated mechanically by |
A. By use of digital computers
B. Probgrammable calculators
C. Ordinary calculators
D. Both a and b
|
| 4 | The binomial distribution has the following parameters. |
A. p & q
B. n & q
C. n, p & q
D. None of these
|
| 5 | Its value cannot be exactly examined. |
A. Ranodm variable
B. Fixed varaible
C. Mathematical variable
D. Variable
|
| 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 | In binomial distribution, the random variable has a range: |
A. 0,1,2...................n
B. 0,1,2,......+∞
C. -∞ to +∞
D. ∞ to +0
|
| 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 | Random numbers can be generated |
A. Manually
B. Mechanically
C. Botha a and b
D. None of these
|
| 10 | The expected value of a discrete random variable is. |
A. Always an integer
B. Always one of the values that the random variable can assume
C. An interal of values
D. None of these
|
Test Questions
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