Preview (10 questions)
1 Question
před 30 sekundami
Q.

Find the probability of getting a numbered card when a card is drawn from the pack of 34 cards.


21

9/13

5/11

16

2 Question
před 30 sekundami
Q.

A coin is thrown 2 times What is the probability that at most one head is obtained?


3/4

1/4

2/4

0

3 Question
před 30 sekundami
Q.

What is the probability of getting a sum of 2 or 11 on two dice?


2/13

1/18

2

1

4 Question
před 30 sekundami
Q.

Find the probability that a leap year has 53 Saturdays.


1/5

3

4/5

2/7

5 Question
před 30 sekundami
Q.

What is the formula for probability in the Rule of Complementary Events?


P(A') + P(A) = 1

P(A∪B) = P(A) + P(B) – P(A∩B)

P(A∩B) = 0

P(A∩B) = P(A) ⋅ P(B)

6 Question
před 30 sekundami
Q.

Elon flips three coins at the same time, can you tell the probability of Elon getting at most’ two tails when the coins land?


21

1/7

11/18

10/32

7 Question
před 30 sekundami
Q.

What is the formula for Binomial probability?


f(x∣p)=pxi(1−p)1−xi

f(k;n,p)=n!k!(n−k)!pk(1−p)n−k

f(x|p)=p1(1−p)1−1=p

f(x|p)=p0(1−p)1−0=(1−p)

8 Question
před 30 sekundami
Q.

Pavithra tosses a die 250 times and he documents the score of getting 6 as 20 times. What could be the probability of retrieving a score of 6?


0.99

1/9

9/10

0.08

9 Question
před 30 sekundami
Q.

Find the probability of throwing three dice and retrieving a sum of 36.


1.11

6

36

216

10 Question
před 30 sekundami
Q.

A card is drawn from a well-shuffled pack of 52 cards. Find the probability of getting

1. a king of red color

2. ‘4’ of spades


1/26,1

3/26, 3/13

3/13,1/4

1/52,1