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
If you have a spinning wheel with 3 green sectors, 1 blue sector and 1 red sector, what is the probability of getting a green sector? What is the probability of getting a non blue sector?
In a simultaneous throw of a pair of dice, find the probability of getting:
8 as the sum
In a simultaneou throw of a pair of dice, find the probability of getting:
a doublet of odd numbers
In a simultaneous throw of a pair of dice, find the probability of getting:
a sum more than 7
A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is:
other than an ace
A bag contains 3 red balls and 5 black balls. A ball is drawn at random from the bag. What is the probability that the ball drawn is:
black
Rohit collected the data regarding weights of students of his class and prepared the following table:
| Weight (in kg) | 44 – 47 | 48 – 51 | 52 – 55 | 56 – 60 |
| Number of Students | 3 | 5 | 25 | 7 |
A student is to be selected randomly from his class for some competition. The probability of selection of the student is highest whose weight is in the interval ______.
The probability of the spinning arrow stopping in the shaded region (Figure) is `1/2`.
Following cards are put facing down:
| A | E | I | O | U |
What is the chance of drawing out a card marked U?
Classify the following events:
Getting head when a coin is tossed.
