BINGO is game of chance. The host has 75 balls numbered 1 through 75. Each player has a BINGO card with some numbers written on it. The participant cancels the number on the card when called out a number written on the ball selected at random. Whosoever cancels all the numbers on his/ her card, says BINGO and wins the game. The table given below, shows the data of one such game where 48 balls were used before Tara said 'BINGO'. | Numbers announced | Number of times | | :---: | :---: | | $0-15$ | 8 | Delhi Set-2 Note: Except these, all other questions have been given in Delhi Set-1 This section consists of 20 question of 1 mark each.
Explanation
The median class is the class with the middle frequency, which is 12 in this case. This is because the frequencies are 9, 10, 12, and 9, making 30-45 the median class.
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