Advertisements
Advertisements
प्रश्न
The probability that it will rain tomorrow is 0.85. What is the probability that it will not rain tomorrow?
उत्तर
\[\text{ Let A be the event of raining tomorrow } . \]
\[\text{ The probability that it will rain tomorrow, P\left( A \right), is 0 . 85 } . \]
\[\text{ Since the event of raining tomorrow and not raining tomorrow are complementary to each other, the probability of not raining tomorrow is }: \]
\[P\left( A \right) = 1 - P\left( A \right) = 1 - 0 . 85 = 0 . 15\]
APPEARS IN
संबंधित प्रश्न
In a simultaneous throw of a pair of dice, find the probability of getting:
a doublet of prime number
In a simultaneous throw of a pair of dice, find the probability of getting:
a sum less than 7
In a simultaneous throw of a pair of dice, find the probability of getting:
a number other than 5 on any dice.
Three coins are tossed together. Find the probability of getting:
at least two heads
A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is:
the seven of clubs
A bag contains 5 red marbles, 8 white marbles, 4 green marbles. What is the probability that if one marble is taken out of the bag at random, it will be
not green
If you put 21 consonants and 5 vowels in a bag. What would carry greater probability? Getting a consonant or a vowel? Find each probability.
When a die is thrown, list the outcome of an event of getting a number not greater than 5.
There are 2 aces in each of the given set of cards placed face down. From which set are you certain to pick the two aces in the first go?
Classify the following events:
Getting a number less than 1 on throwing a die.
