Mathematics is like music – Enjoy it!!!
Question 1: A survey conducted by an organisation for the cause of illness and death among the women between the ages 15 – 44 (in years) worldwide, found the following figures (in %): (i) Represent the information given above graphically.…
Read MoreExample 9: In a city, the weekly observations made in a study on the cost of living index are given in the following table: Draw a frequency polygon for the data above (without constructing a histogram). Example 8 Example 10…
Read MoreExample 8: Consider the marks, out of 100, obtained by 51 students of a class in a test, given in Table 14.9. Draw a frequency polygon corresponding to this frequency distribution table. Example 7 Example 9
Read MoreExample 7: A teacher wanted to analyse the performance of two sections of students in a mathematics test of 100 marks. Looking at their performances, she found that a few students got under 20 marks and a few got 70…
Read MoreExample 5: In a particular section of Class IX, 40 students were asked about the months of their birth and the following graph was prepared for the data so obtained: Observe the bar graph given above and answer the following…
Read MoreStatistics – Bar graph, Histogram & Frequency polygon In this tutorial you will learn how to draw few very important and basic graphs in statistics. It is bit lengthy video that covers different scenarios like uniform classes, varying width classes,…
Read More