Advertisements
Advertisements
प्रश्न
A coin is tossed 15 times and the outcomes are recorded as follows:
H T T H T H H H T T H T H T T. The chance of occurrence of a head is 50 per cent.
पर्याय
True
False
Advertisements
उत्तर
This statement is False.
Explanation:
Number of times in which head occurs = 7
Total number of times, the coin is tossed = 15
∴ Probability of getting a head = `7/15`
APPEARS IN
संबंधित प्रश्न
When a die is thrown, list the outcome of an event of getting a number greater than 5.
Find the probabilities of the events given in Question 2.
There are 6 marbles in a box with numbers from 1 to 6 marked on each of them.
What is the probability of drawing a marble with number 2?
A box contains pairs of socks of two colours (black and white). I have picked out a white sock. I pick out one more with my eyes closed. What is the probability that it will make a pair?
In a simultaneous throw of a pair of dice, find the probability of getting:
a sum less than 6
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 red card
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
white
Numbers 1 to 5 are written on separate slips, i.e one number on one slip and put in a box. Wahida pick a slip from the box without looking at it. What is the probability that the slip bears an odd number?
Classify the following events:
A ball thrown up in the air will fall down after some time.
