Statistics MCQs  taken from FPSC Past Papers for the online preparation of FPSC statistical Officers . 111 Posts of Statistical Officer were announced by FPSC in September 2018.

### Statistics MCQs FPSC Past Papers

1. Four Coins are tossed simultaneously, in how many distinct ways these coin shown up?
(A) 8
(B) 4
(C) 16
(D) 32.

2. In how many ways five people can fill five distinct posts?
(A) 60
(B) 120
(C) 25
(D) 50

3. What P(AUB) equals to , When A & B are mutually exclusive events?
(A) P(A)+ P(B)
(B) P(A) x P(B)
(C) P(A)+P(B)-P(A)(B)
(D) None of the Above..

4. For Which Probability Distribution Function mean and variance are equal?
(A) Normal
(B) Poisson
(C) Gamma
(D) None of the above.

5. How many ways all possible distinct committees of 3 Students from a class of 10 Students ?
(A) 30
(B) 120
(C) 720
(D) None of these.

6. Let Y be a random variable distributed like binominal with n-5 -0.70 and p, then what will be the variance of Y?
(A) 0.105
(B) (0.105 )3
(C) 35
(D) 0.14.

7. Let Y=a+Bx+error. what B is called ?
(A) 2
(B) 3
(C) Both A & B
(D) None of the Above.

8. If the standard deviation of a random variable X is 5, then what will be the standard deviation of Y=4x+2?
(A) 400
(B) 20
(C) 22
(D) 402.

9. A question was asked , who answer is yes or No, to 150 individuals from a section of population, of 90 of them give answer in Yes. What will be the value of Chi-Square if the hypothesis to be tested is P(Yes) =P(No)?
(A) 0
(B) 9
(C) 10
(D) None of te Above.

10.What is P(A∩B) equals to when A and B are two independent events?
(A) P(A) +P(B)
(B) P(A) x P(B)
(C) P(A) + P(B)-P(AB)
(D) All of the Above 