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This online test contains MCQs about following topics:
Introduction to random variables . Random numbers and their generation . Application of random number . Concept of random variable and their construction from different fields . Discreate and continuous random variables
MCQ's Test For Chapter 7 "Statistics Ics Part 1 Chapter 7 Online Test"
Try The MCQ's Test For Chapter 7 "Statistics Ics Part 1 Chapter 7 Online Test"
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Total Questions17
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Time Allowed20
Statistics Ics Part 1 Chapter 7 Online Test
00:00
Question # 1
Probability distribution of a continuous random variable can be presented by
Question # 2
The probability of continuous random variable at x = a is__________.
Question # 3
Var (3x + 2)
Question # 4
Tossing two dice possble sampes are.
Question # 5
The range of probability is between
Question # 6
When two dice are rolled, the numebr of possible sample points is.
Question # 7
The properties of discrete probability distribution are:
Question # 8
If x and y are independent random variables, then E(xy)
Question # 9
Variance σ2 is equal to E(y2) - --------------------
Question # 10
A student soved 25 questions from first 50 questios of a book to be solved. The prob, that he will solve the remaining all questions.
Question # 11
If x is a random variable with E(x) = 5 then E(3x - 2) =
Question # 12
If the random variable x denotes the number of heads of when three distinct coins are tossed k the X assumes values.
Question # 13
Var (B/aX) =?
Question # 14
a measure of the chance that an uncertain event will occur.
Question # 15
Events with equal probabilities are called.
Question # 16
E(x) = Σxf(x) if it ________ absolutely.
Question # 17
E(X ± Y) =..............
ICS Part 1 Statistics Chapter 7 MCQs Test
Top Scorers Of Chapter 7 "Statistics Ics Part 1 Chapter 7 Online Test" MCQ`s Test
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ICS Part 1 Statistics Chapter 7 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The probability of drawing two acea from apack of 52 cards with replacement is. |
A. 1/169
B. 1/10
C. 1/4
D. 1/256
|
| 2 | Random variable is also called ___________. |
A. Chance stochasitc
B. Coverges
C. Random
D. None of these
|
| 3 | Which of the following cannot be probability of an event. |
A. 0
B. 1
C. 0.32
D. 1.00
|
| 4 | Which one is not an example of random experiments. |
A. A coin is tossed and the outcome is either a head or a tail
B. A six sided aid is rolled
C. All medical insurance clams received by a company in a given year.
D. Some one of person will be admitted to a hospital emergency room during any hour.
|
| 5 |
|
A. 8
B. 0
C. 1/8
D. 3
|
| 6 | E(y-μ) is equal to |
A. E(y)
B. μ
C. zero
D. y-μ
|
| 7 | F(-∞) is always equal to. |
A. Zero
B. One
C. Two
D. Negative one
|
| 8 | Variance σ2 is equal to E(y2) - -------------------- |
A. E(y)
B. [E(y)]2
C. E(y)2
D. E2 (y)
|
| 9 | A student soved 25 questions from first 50 questios of a book to be solved. The prob, that he will solve the remaining all questions. |
A. 0.25
B. 0.51
C. 1
D. 0
|
| 10 | When two coins are tossed simultaneously, P (one head ) is. |
A. 1/2
B. 1/4
C. 3/4
D. 1.0
|
Test Questions