Practice Frequency Diagram (4.5.2) - Presentation of Data

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8 questions

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Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
Define a histogram in your own words.
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Think about how pairs of data are grouped.
Question 2.
What do we call a graph that connects the top of histogram bars?
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Remember the connection between bars.
3Question 3.
What is a histogram primarily used for?
- Showing categorical data
- Visualizing continuous data
- Displaying textual information
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Think about types of data needing representation.
4Question 4.
True or False: A frequency polygon can overlap with multiple datasets.
- True
- False
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Consider comparison capabilities of graphs.
Question 5.
Construct a histogram for a given dataset of heights (in cm) of a group of students: 160, 162, 165, 170, 175, 180, 180, 183, 185, and 190. What do you observe?
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Group ranges logically.
Question 6.
Using a dataset of test scores (10, 15, 20, 23, 25, 27, 30), create frequency polygons. Discuss the shape and what it indicates about score distributions.
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Remember how to find and interpret midpoints.

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