A survey conducted on 20 households in a locality by a group of students resulted in the following frequency table for the number of family members in a household: | Family size | 1-3 | 3-5 | 5-7 | 7-9 | 9-11 | |-------------|-----|-----|-----|-----|------| | Number of Families | 7 | 8 | 2 | 2 | 1 | Find the median of this data.

Question

TextMedian of Grouped DataFormula for Median of Grouped DataCBSE PYQ

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The middle most observation of every data arranged in order is called :

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 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'.

CASE_STUDIESMode of Grouped Data

Median Class in Grouped Frequency Distribution