Psychological Data Presentation Quiz

What does the mean value represent in a summary chart?

• The total of all scores

• The average of all scores

• The highest score

• The lowest score

What is the purpose of using a space between bars in a bar chart?

• To show continuous data

• To illustrate discrete data

• To make the chart colorful

• To confuse the reader

In the context of graphs, what does 'discrete data' mean?

• Data that is continuous

• Data that is not continuous

• Data that is identical

• Data that is random

What is the frequency of values shown on in a histogram?

• On the X axis

• On the Y axis

• In the legend

• In the title

What can be concluded from the summary chart about participants in condition two?

• They performed worse

• They performed better

• They had the same performance

• They did not perform

What is a key feature of a frequency polygon?

• It uses vertical bars

• It uses a continuous line

• It uses circular segments

• It uses horizontal bars

What should you avoid doing with the graph in an exam?

• Squashing the graph into a corner

• Using a ruler

• Drawing freehand

• Using a pencil

What is the main purpose of a scattergram?

• To show frequency

• To show correlation

• To show distribution

• To show percentages

What is the pattern called when data is put on a histogram or frequency polygon?

• Distribution

• Variation

• Correlation

• Deviation

According to the worksheet, what type of human behaviour often falls into a normal distribution?

• IQ

• Height

• Weight

• Eye color