Ncert solutions

Ncert solutions

Grade 8

Data Handling | Exercise 5.1

Question 1

Q1) For which of these would you use a histogram to show data?

a) The number of letters for different areas in a postman's bag.

b) The height of competitors in an athletic meet.

c) The number of cassettes produced by 6 companies.

d) The number of passenger boarding trains from 7:00 am to 7:00 pm at a station.

Give reasons for each.

Solution:

Histogram is the representation of data when data is represented in the class interval.

We can use a histogram in case (b) and case (d)

Because in these cases data can be divided into class intervals.

For case (b), a group of competitors having different heights in an athletics meet.

For case (d), the number of passengers boarding trains in an interval of one hour at a station.

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subject-cta

Question 1

Q1) For which of these would you use a histogram to show data?

a) The number of letters for different areas in a postman's bag.

b) The height of competitors in an athletic meet.

c) The number of cassettes produced by 6 companies.

d) The number of passenger boarding trains from 7:00 am to 7:00 pm at a station.

Give reasons for each.

Solution:

Histogram is the representation of data when data is represented in the class interval.

We can use a histogram in case (b) and case (d)

Because in these cases data can be divided into class intervals.

For case (b), a group of competitors having different heights in an athletics meet.

For case (d), the number of passengers boarding trains in an interval of one hour at a station.

Still have questions? Our expert teachers can help you out

Book a free class now

Want to top your mathematics exam ?

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subject-cta
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