Bar Charts - SS2 Economics Past Questions and Answers - page 1
What is a bar chart?
A type of pasta
A type of graphical representation that uses rectangular bars to compare values
A type of musical instrument
What is an application of bar charts?
Cooking a meal
Comparing data
Painting a picture
Can bar charts be used to track changes over time?
Yes
No
Maybe
What is the benefit of using a bar chart to summarize data?
It makes the data more complicated
It makes the data more digestible
It makes the data harder to understand
Can bar charts be used to make informed decisions?
Yes
No
It depends
The following table shows the number of hours spent by students on different activities in a week. Formulate a bar chart to represent the data below
|
Activity |
Number of hours |
|
Studying |
15 |
|
Sleeping |
56 |
|
Exercising |
5 |
|
Watching TV |
10 |
|
Socializing |
14 |
Step 1: Identify the variable and categories: The variable is the "number of hours" and the categories are the different activities: studying, sleeping, exercising, watching TV, and socializing.
Step 2: Draw the horizontal and vertical axis: The horizontal axis represents the different activities and the vertical axis represents the number of hours. Label the horizontal axis as "Activities" and the vertical axis as "Number of Hours."
Step 3: Draw the bars: For each activity, draw a rectangle (bar) on the horizontal axis. The height of the rectangle (bar) represents the number of hours. The bars should be spaced equally apart and have the same width.
Step 4: Label the chart: Title the chart as "Activity per hours" Label the horizontal axis as "Activity" and the vertical axis as "Number of hours."
