1.2 Lesson Quickcheck

Front

Where should the y-axis scale begin in order to create the least deceptive graph?

Back

0% - Starting the y-axis at 0% provides a true representation of the data, avoiding misleading visual interpretations.

Front

How should the axes be labeled in a bar chart?

Back

Both numerical values and category names - This ensures clarity in understanding what the data represents.

Front

What type of frequencies should you discuss when comparing distributions using bar charts?

Back

Use relative frequencies - This allows for a better comparison of different categories regardless of their absolute values.

Front

Which month had more sales in 2020 than in 2021?

Back

Month 8 - This requires analyzing the sales data for both years to identify trends.

Front

In a bar graph, what does the height of each bar represent?

Back

The frequency or amount of data in each category - The height visually indicates the quantity of data points for each category.

Front

What is a bar chart used for?

Back

A bar chart is used to compare different categories of data visually.

Front

What is the importance of starting the y-axis at zero in graphs?

Back

Starting at zero prevents exaggeration of differences and provides an accurate visual representation.

Front

What are absolute frequencies?

Back

Absolute frequencies refer to the actual count of occurrences in each category.

Front

What are relative frequencies?

Back

Relative frequencies express the count of occurrences in a category as a proportion of the total.

Front

Why is it important to label axes in graphs?

Back

Labeling axes provides context and clarity, helping viewers understand what the data represents.