Collection of numbers gathered together to give some valuable information is called data. Pictograph shows numerical information by making use of icons or picture symbols to represent data sets. Pictograph can also be defined as a visual presentation of data using symbols, pictures, icons, etc. Below is an example of an interpretation of a pictograph-
Picture of one apple equals 20 apples sold
Picture of half apple equals 10 apples sold
What is a Bar graph?
A bar graph is also called a bar chart. It is used to represent data visually with the help of bars which are of different heights or lengths. The date graphed is either horizontally or vertically, to make it easy for the viewers to compare different values and therefore draw conclusions quickly.
Questions On Data Handling For Class 6
- The below table shows the number of bicycles manufactured by a factory during the years 2000 to 2004. Draw a bar graph by choosing a scale of your choice.
- The maximum number of bicycles were manufactured in which year?
- The minimum number of bicycles were manufactured in which year?
Also, answer the following questions for the above bar graph –
- The below bar graph shows the amount of wheat purchased by the government in the year 1998 to 2002.
- Observe and mention the maximum wheat production is in which year?
- Observe and mention the minimum wheat production is in which year?
- The number of animals in of the five villages are as given – Village A: 70 Village B: 110 Village C: 50 Village D: 43 Village E: 80 Make a pictograph of these animals. Use one symbol to represent 10 animals. Answer the following
- Number of symbols that represent animals of village E?
- Name the village which has the maximum number of animals.
- Compare village A and C and tell which among those two has more animals?
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