NCERT Class 7 Mathematics Solutions: Chapter 3 –Data Handling Exercise 3.2 Part 1

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Median of data Handling

Median of Data Handling

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1. The scores in mathematics test (out of ) of students is as follows:

Find the mode and median of this data. Are they same?

Answer:

Arranging the given data in ascending order,

Mode is the observation occurred the highest number of times.

So, Mode

Median is the middle observation

Yes, Mode and Median are same of given observation.

2. The runs scored in a cricket match by players are as follows:

Find the mean, mode and median of this data. Are the three same?

Answer:

Arranging the given data in ascending order,

Mean

Mode is the observation occurred the highest number of times

Median is the middle observation

Here, Mode and Median is but the mean are not similar to median and mode.

3. The weight (in kg) of students of a class are:

(i) Find the mode and median of this data.

(ii) Is there more than one mode

Answer:

Arranging the given data in ascending order,

(i) Mode is the observation occurred the highest number of times.

So, Mode

Median is the middle observation

(ii) Yes, there are modes.