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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 Area of trapezoid is equal to:
Question # 2
The probability of drawing two acea from apack of 52 cards with replacement is.
Question # 3
If a Vann diagram is drawn for events A and B which are mutually exclusive, which f the folloiwng would always be true of A and B.
Question # 4
When two coins are tossed simultaneously, P (one head ) is.
Question # 5
If two coins are tossed, the probability of getting one head and one tail is.
Question # 6
The probability of getting two red balls with replacement from a bag containing 4 red, 3 white and 3 black balls is.
Question # 7
Events with equal probabilities are called.
Question # 8
When two dice are rolled, the maximum totla on the two faces of dice will be.
Question # 9
A set of numerical values assigned to a sample space is called.
Question # 10
F(-∞) is always equal to
Question # 11
E(x - μ) is equal to:
Question # 12
A random variable is also called.
Question # 13
The range of probability is between
Question # 14
a measure of the chance that an uncertain event will occur.
Question # 15
E(X ± Y) =..............
Question # 16
The probability of a continuous random variable at x = a is ---------------
Question # 17
E(x) = Σxf(x) if it ________ absolutely.
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 | For a constant k, the variance of k is |
A. zero
B. k2
C. k
D. none of these
|
| 2 | If y =-7x then E(y) = ............... |
A. E(x)
B. -7X
C. -7E(X)
D. Zero
|
| 3 | The probability of an event connot be. |
A. = 0
B. > 0
C. =1
D. < 0
|
| 4 | Which is the impossible event when a dice is rolled. |
A. 5 or 6
B. 6 or 7
C. 2 or 3
D. 1
|
| 5 | probability distribution of a continuous random variable can be presented by. |
A. Formula
B. Curve
C. Tabular form
D. None of these
|
| 6 | 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.
|
| 7 | Var (KY) = ...................... |
A. KY
B. K2 Var(Y)
C. K2Var (Y)
D. None of these
|
| 8 | Is the tossing of two perfect coins the probability at least one head occur is. |
A. 1/4
B. 1
C. 1/2
D. 3/4
|
| 9 | If x is a random variable with E(x) = 5 then E(3x - 2) = |
A. 0
B. 1
C. 13
D. All of them
|
| 10 | The Area of trapezoid is equal to: |
A. sum of paralled sides x base
B. sum of paralled sides x base/2
C. 2 x base x sum of paralled side
D. Sum of paralled sides x base/4
|
Test Questions