WBSED - 7 - Maths :: Bar Graphs
Go To: WBSED-Mathematics-Grade 7
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[Contributor - Kripa S]
Objective: To explain other ways to organize data and draw charts
Subtopics to be covered:
- Bar graph, Double bar graph
- Read a bar graph to understand data depicted
Learning Outcome:
- Students can read data from a given graph and answer questions based on the data depicted
- Students can draw a graph to depict data given in a work problem
[Contributor - Rini Jose]
[Contributor - Kripa S]
http://www.math-only-math.com/images/tally-mark-table.jpg (tally marks)
http://www.learnersdictionary.com/media/ld/images/legacy_print_images/bar_graph.gif (bar graph)
http://www.datavizcatalogue.com/methods/images/top_images/histogram.png (histogram)
[Contributor - Kripa S]
1. Make a measuring scale on a wall till 180 cm. Measure the height of every student in your class on that scale.
Group students with same height. Make a table of length and number of students with same height (eg: 100 cm, 110 cm 120 cm…)
Find the range, mean and median of your class height.
2. Collect last week's attendance attendance from your class. Make a table of how many students were present on the 6 days. (Monday, Tuesday, .... ). Check what is the average attendance of the class for the week
Draw a bar chart if you can on the attendance
[Contributor - Arnab Das]
https://drive.google.com/open?id=0BzNF2YyqQxJ-c3dBX2IxT3BGeTA (answerkey1)
https://drive.google.com/open?id=0BzNF2YyqQxJ-MFhYdUhqWXBjZjA (answerkey2)
[Contributor - Arnab Das]
| Term | Transliterated Term | Translated Term |
| Double Bar Graph | ডাবল বার গ্রাফ | দ্বিস্তম্ভ লেখ |
| Bar Graph | বার গ্রাফ | স্তম্ভলেখ |
| Unit | ইউনিট | একক |
| Graph Paper | গ্রাফ পেপার | ছক কাগজ |
[Contributor - Arnab Das]
https://drive.google.com/open?id=0BzNF2YyqQxJ-T1VtTllvNWFHWkE (worksheet1)
https://drive.google.com/open?id=0BzNF2YyqQxJ-aEMtaFNJeFNCR1E (worksheet2)
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