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Probability and Statistics

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Tally Mark Charts, Bar Charts, Tables

Probability and Statistics Tally Mark Charts, Bar Charts, Tables
Courses Overview

🎬 Video Tutorial

  • (0:01) Tally Marks: help count items quickly and accurately by grouping every five marks, ideal for on-the-spot data collection.
  • (1:15) Bar Chart: Label the horizontal axis with categories and the vertical axis with values. Each bar’s height visually represents the count, making data comparison easy.
  • (2:16) Tables: summarise data efficiently with rows and columns, allowing easy comparison without requiring much space.
  • (2:42)  Choosing Data Representation: Use tally marks for quick counts, bar charts for visual comparisons, and tables for concise data summaries.

📂 Revision Cards

Tally mark chart comparing counts for white, blue, and yellow categories with totals displayed at the bottom.
1) Tally Mark Chart
Bar chart comparing the number of white, blue, and yellow cars respectively, illustrating the height of each bar representing the number of cars.
2) Bar Charts
Table summarising the number of cars by colour: 12 white, 19 blue, and 8 yellow.
3) Tables
Comparison of tally mark chart, bar chart, and table for counting and presenting data on car colours (white, blue, yellow) with respective counts.
4) Tally Marks, Tables, and Bar Charts

🍪 Quiz Time - Practice Now!

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