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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 binomial distribution deal with:
Question # 2
Variance of binomial distribution is
Question # 3
Binomial distribution is used when n is
Question # 4
if X and Y are independent random varaibesl the S.D. (X-Y) is equal to
Question # 5
The probability of even/odd number when a fair die rolled is:
Question # 6
The binomial distribution is symmetrical if
Question # 7
If x is discrete random variable, then the function f (x) is.
Question # 8
If x is a continuous random vriable, then the function f (x) is.
Question # 9
Random numbers can be generated
Question # 10
The probability of success ------------ from one trial to another when trials are dependent
Question # 11
The number of possible outcomes in Bernoulli trial is
Question # 12
Mean, Median and mode of binomial distribution can be equal if
Question # 13
If X and Y are random varaibes, than E ( X - Y) is equal to.
Question # 14
When x denotes the number of success in binomial experiment it is called.
Question # 15
An expected value of a random variable is equal to its.
Question # 16
Binomial distribution is positively skewed
Question # 17
Probility density function is the probebilyt function of.............. random variable.
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
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| 2 | 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
|
| 3 | Mean, Median and mode of binomial distribution can be equal if |
B. P < q < 1/2
C. P > q < 1/2
D. P ≠ q
|
| 4 | Random numbers can be generated mechanically by |
A. By use of digital computers
B. Probgrammable calculators
C. Ordinary calculators
D. Both a and b
|
| 5 |
The parameters of hypergeometric distribution are: |
A. n,k & p
B. n, k & q
C. n, p & q
D. n, k & N
|
| 6 | The probabilyt density function p (x) cannot exced. |
A. zero
B. One
C. Mean
D. Infinity
|
| 7 | The number of possible outcomes in Bernoulli trial is |
A. Three
B. Four
C. Two
D. One
|
| 8 | A copntinuous probability distribution may be represented by. |
A. A table
B. a graph
C. A mathmethical equation
D. Botha b and c
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| 9 | 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)
|
| 10 | The binomial distribution deal with: |
A. Discrete variable
B. Continuous variable
C. None of these
|
Test Questions