Advertisements
Advertisements
Question
Namita tossed a coin once. What is the probability of getting tail?
Solution
Sample space S = {H, T}
n(S) = 2
Event = {tail}
n(E) = 1
P(E) = `"n(E)"/"n(S)" = 1/2`.
APPEARS IN
RELATED QUESTIONS
One card is drawn from a well shuffled deck of 52 cards. Find the probability of getting a jack of hearts
Fill in blank:
Probability of an impossible event is...........
Fill in blank:
Every elementary event associated to a random experiment has........... probability.
How many possibilities is following?
One number from 10 to 20 is written on each card. Select one card randomly.
Fill in the blank:
For any event E, P(E) + P (not E) = ........ .
A die has 6 faces marked by the given numbers as shown below:
1 | 2 | 3 | – 1 | – 2 | – 3 |
The die is thrown once. What is the probability of getting an integer greater than – 3?
From a set of 17 cards, numbered 1, 2, …. 17, one card is drawn. What is the probability that the number is a multiple of 3 or 7?
A bag contains 5 pink, 8 blue and 7 yellow balls. One ball is drawn at random from the bag. What is the probability of getting neither a blue nor a pink ball?
Which of the following cannot be the probability of an event?
Two dice are tossed simultaneously. The probability of getting odd numbers on both the dice is ______.