हिंदी

List All Events Associated with the Random Experiment of Tossing of Two Coins. How Many of Them Are Elementary Events. - Mathematics

Advertisements
Advertisements

प्रश्न

List all events associated with the random experiment of tossing of two coins. How many of them are elementary events.

उत्तर

The events associated with the random experiment of tossing of two coins are HH, HT, TH and TT. These 4 events are also the elementary events when two unbiased coins are tossed simultaneously.

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 33: Probability - Exercise 33.2 [पृष्ठ १५]

APPEARS IN

आरडी शर्मा Mathematics [English] Class 11
अध्याय 33 Probability
Exercise 33.2 | Q 2 | पृष्ठ १५

वीडियो ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्न

Describe the sample space for the indicated experiment: A coin is tossed three times.


Describe the sample space for the indicated experiment: A die is thrown two times.


Describe the sample space for the indicated experiment: A coin is tossed four times.


Describe the sample space for the indicated experiment: A coin is tossed and then a die is rolled only in case a head is shown on the coin.


An experiment consists of recording boy-girl composition of families with 2 children.

(i) What is the sample space if we are interested in knowing whether it is a boy or girl in the order of their births?

(ii) What is the sample space if we are interested in the number of girls in the family?


A coin is tossed. If it shows a tail, we draw a ball from a box which contains 2 red and 3 black balls. If it shows head, we throw a die. Find the sample space for this experiment.


A coin is tossed once. Write its sample space

 

Two dice are thrown. Describe the sample space of this experiment.

 

An experiment consists of boy-girl composition of families with 2 children. 

What is the sample space if we are interested in the number of boys in a family?

 

There are three coloured dice of red, white and black colour. These dice are placed in a bag. One die is drawn at random from the bag and rolled its colour and the number on its uppermost face is noted. Describe the sample space for this experiment.

 

A box contains 1 white and 3 identical black balls. Two balls are drawn at random in succession without replacement. Write the sample space for this experiment.

 

A coin is tossed. Find the total number of elementary events and also the total number events associated with the random experiment.

 

A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is either a black card or a king


A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is a jack, queen or a king


A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is spade or an ace


A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is  neither an ace nor a king


A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is not an ace


A bag contains 7 white, 5 black and 4 red balls. If two balls are drawn at random, find the probability that one ball is black and the other red


A bag contains 6 red, 4 white and 8 blue balls. If three balls are drawn at random, find the probability that one is red and two are white


Five cards are drawn from a pack of 52 cards. What is the chance that these 5 will contain at least one ace?

 

The face cards are removed from a full pack. Out of the remaining 40 cards, 4 are drawn at random. what is the probability that they belong to different suits?


A committee of two persons is selected from two men and two women. What is the probability that the committee will have one man?


20 cards are numbered from 1 to 20. One card is drawn at random. What is the probability that the number on the cards is a multiple of 4?


A class consists of 10 boys and 8 girls. Three students are selected at random. What is the probability that the selected group has 1 boys and 2 girls?


Five cards are drawn from a well-shuffled pack of 52 cards. Find the probability that all the five cards are hearts.


A bag contains tickets numbered from 1 to 20. Two tickets are drawn. Find the probability that  both the tickets have prime numbers on them


An urn contains 7 white, 5 black and 3 red balls. Two balls are drawn at random. Find the probability that  one ball is white. 


In a large metropolitan area, the probabilities are 0.87, 0.36, 0.30 that a family (randomly chosen for a sample survey) owns a colour television set, a black and white television set, or both kinds of sets. What is the probability that a family owns either any one or both kinds of sets?  


Three dice are thrown simultaneously. What is the probability of getting 15 as the sum?

 

Two dice are thrown simultaneously. The probability of obtaining total score of seven is


Four persons are selected at random out of 3 men, 2 women and 4 children. The probability that there are exactly 2 children in the selection is


Three digit numbers are formed using the digits 0, 2, 4, 6, 8. A number is chosen at random out of these numbers. What is the probability that this number has the same digits?


What is the probability that a randomly chosen two-digit positive integer is a multiple of 3?


Suppose an integer from 1 through 1000 is chosen at random, find the probability that the integer is a multiple of 2 or a multiple of 9.


Two boxes are containing 20 balls each and each ball is either black or white. The total number of black ball in the two boxes is different from the total number of white balls. One ball is drawn at random from each box and the probability that both are white is 0.21 and the probability that both are black is k, then `(100"k")/13` is equal to ______.


An urn contains nine balls of which three are red, four are blue and two are green. Three balls are drawn at random without replacement from the urn. The probability that the three balls have different colours is ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×