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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
E(X ± Y) =..............
Question # 2
For two independent random variables, Var(x) = 14 and Var(Y ) = 5, then var (X-y) is equal to.
Question # 3
a measure of the chance that an uncertain event will occur.
Question # 4
The probability of drawan any one spade card is.
Question # 5
The probability of getting an odd number when a balanced die is rolled is.
Question # 6
Which is the impossible event when a dice is rolled.
Question # 7
Waht is the probability that a ball drawn at random from the bag is.
Question # 8
Why are the outcomes of a coin tossing mutually exclusive.
Question # 9
A lettter is chosen at random from the word STATITICS , The probability of getting a vowel is.
Question # 10
The probability of drawing two acea from apack of 52 cards with replacement is.
Question # 11
A random variable is also called.
Question # 12
The probability distribution of discrete random variable is called is
Question # 13
If x and y are independent random variables, E(xy)
Question # 14
Which one is not an example of random experiments.
Question # 15
The Area of trapezoid is equal to:
Question # 16
Tossing two dice possble sampes are.
Question # 17
For a constant K ,the variance of K.
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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W Waseem 13 - May - 2022 02 Min 24 Sec 17/17 -
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ICS Part 1 Statistics Chapter 7 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | If two coins are tossed, the probability of getting one head and one tail is. |
A. 1/4
B. 2/4
C. 3/4
D. 2/3
|
| 2 | A random variable is also called. |
A. Chance variable
B. Stochastic variable
C. Discrete variable
D. Both A and B
|
| 3 | Which of the following cannot be probability of an event. |
A. 0
B. 1
C. 0.32
D. 1.00
|
| 4 | The simple probability of occurrence of an event in called the. |
A. Joint probability
B. Conditional probability
C. Marginal probability
D. Subjective probability
|
| 5 | If a is a constant then E(a) is equal to |
A. a
B. Square of a
C. Zero
D. 2a
|
| 6 | When three coins are tossed simulatneously, P(3 heads) is. |
A. 3/8
B. 1/2
C. 1/8
D. 1/4
|
| 7 | Var (3x + 2) |
A. 3 Var(X) + 2
B. 3 Var X
C. 9 var (x) + 2
D. 9 var (x)
|
| 8 | E(Y2) -[E(y)]2 is the formula, and to compute. |
A. Variance of the random variable
B. Mean of the random variable
C. Both A and B
D. None of these
|
| 9 | Var (KY) = ...................... |
A. KY
B. K2 Var(Y)
C. K2Var (Y)
D. None of these
|
| 10 | A probability function is _________ function. |
A. Mathematical
B. Mathematical expectation
C. Converges
D. None of these
|
Test Questions