Constructing Bar Charts

What are the categories of data in a bar chart?

• Categories and values

• Labels and frequencies

• Axes and legends

• Colors and shapes

What does the height of a bar represent in a bar chart?

• The height of a bar indicates the color of the category.

• The height of a bar shows the average value of all categories.

• The height of a bar represents the time duration of the category.

• The height of a bar represents the value or frequency of the category.

What label would you use for the y-axis in a bar chart showing scores?

• Results

• Scores

• Performance

• Grades

How can you tell which category has the highest value in a bar chart?

• The width of the bar shows the highest value category.

• The tallest bar indicates the highest value category.

• The color of the bar determines the highest value category.

• The shortest bar indicates the highest value category.

What is the purpose of using different colors for bars in a bar chart?

• To visually distinguish between different categories or groups of data.

• To represent the frequency of data points.

• To indicate the time period of the data.

• To show the average value of the data.

How do you decide the scale for the y-axis in a bar chart?

• Ignore the data and choose any arbitrary scale.

• Select random intervals for the y-axis.

• Choose a scale based on the data range, ensuring clear visualization and appropriate intervals.

• Use a fixed scale regardless of data range.

What information do you need to create a bar chart from ungrouped data?

• Categories and their corresponding values.

• The average value of the data set.

• Only the total number of data points.

• A pie chart representation.

Which colour is the least favourite colour?

(a)  

Which colour is the favourite of 7 children?

(a)  

Which 2 colours had a total of 12 children chose them as their favourite? Select two colours that total 12.

(a)