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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
The properties of discrete probability distribution are:
Question # 2
When a pair of dice is rolled, the sum of upperemost dots vary from.
Question # 3
The Area of trapezoid is equal to:
Question # 4
The probability of red card out of 52 cards is.
Question # 5
Why are the outcomes of a coin tossing mutually exclusive.
Question # 6
E(X ± Y) =..............
Question # 7
the term 'event' is used for.
Question # 8
Var (3x+2)
Question # 9
Var (KY) = ......................
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
F(y1) ≤ F(y2) if
Question # 12
The numbered balls are paced in an urn, Numbers 1- 4 are red and numbers 5 -10 are blue. the probability that a ball drawn at random from the run is blue is.
Question # 13
Which of the following is suitable for discrete probability distribution.
Question # 14
Probability distribution of a continuous random variable can be presented by
Question # 15
If the random variable x denotes the number of heads of when three distinct coins are tossed k the X assumes values.
Question # 16
probability distribution of a continuous random variable can be presented by.
Question # 17
If x is a random variable with E(x) = 5 then E (3x - 2) =
ICS Part 1 Statistics Chapter 7 MCQs Test
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ICS Part 1 Statistics Chapter 7 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The probability of drawing a king of spade from a pack of 52 cards is. |
A. 1/4
B. 1/13
C. 1/26
D. 1/52
|
| 2 | Var (B/aX) =? |
A. 1/aVar(X)
B. b2/a2 Var(X)
C. b2/a Var(X)
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 | Random variable is also called ___________. |
A. Chance stochasitc
B. Coverges
C. Random
D. None of these
|
| 5 | When three coins are tossed simulatneously, P(3 heads) is. |
A. 3/8
B. 1/2
C. 1/8
D. 1/4
|
| 6 | Events with equal probabilities are called. |
A. Mutually exclusive events
B. Exhauative events
C. Eqauily likely events
D. Simple events
|
| 7 | Var (3x+2) |
A. 3Var(x) + 2
B. 9Var(x) +2
C. Var (x) + 0
D. 3Var (X)
|
| 8 | If mean = 25 and variance is also 25, then coefficient of variation is |
A. 100%
B. 25%
C. 20%
D. 10%
|
| 9 | The probability of getting one red ball from a bag constaining 4 red, 3 white and 3 black balls is. |
A. 3/10
B. 1/5
C. 2/5
D. 1/2
|
| 10 |
|
A. 4/10
B. 2/10
C. 1/10
D. 0
|
Test Questions