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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 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 # 2
A set of numerical values assigned to a sample space is called.
Question # 3
Is the tossing of two perfect coins the probability at least one head occur is.
Question # 4
E(x - μ) is equal to:
Question # 5
Coefficient of variation (C.V) is given below
Question # 6
When two dice are rolled, the numebr of possible sample points is.
Question # 7
If x is a random variable with E(x) = 5 then E(3x - 2) =
Question # 8
For a constant k, the variance of k is
Question # 9
Which of the following is suitable for discrete probability distribution.
Question # 10
E(y-μ) is equal to
Question # 11
For a constant K ,the variance of K.
Question # 12
Var (3x + 2)
Question # 13
the term 'event' is used for.
Question # 14
F(-∞) is always equal to.
Question # 15
Events with equal probabilities are called.
Question # 16
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 # 17
F(y1) ≤ F(y2) if
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 | For discrete random variable 'X' the expectation of X I-e E(x) is equal to: |
A. Σp(x)
B. Σxp(x)
C. Σx2p(x)
D. One
|
| 2 | The probability of an impossible event is. |
A. Positive
B. Zero
C. Negative
D. 1
|
| 3 | The simplest form of the continues distribution is the |
A. Skewed distribution
B. Kurtic distribution
C. Binomial distribution
D. Uniform distribution
|
| 4 | probability distribution of a continuous random variable can be presented by. |
A. Formula
B. Curve
C. Tabular form
D. None of these
|
| 5 | 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
|
| 6 | The probability of a continuous random variable at x = a is --------------- |
A. One
B. Zero
C. Between 0 and 1
D. More than one
|
| 7 | If one event is unaffected by the outcome of another event, the two events are said to be |
A. Dependent
B. Independent
C. Mutually exclusive
D. Both b and c
|
| 8 | The probability of continuous random variable at x = a is__________. |
A. One
B. Zero
C. Between
D. More then one
|
| 9 | The probability of drawan any one spade card is. |
A. 1/32
B. 1/18
C. 1/4
D. 4/13
|
| 10 | the term 'event' is used for. |
A. Time
B. Subaet of the sample space
C. Total number of outcomes
D. Probability
|
Test Questions