Identify Scatterplot Trends

The scatterplot shows the relationship between the number of tickets bought and the amount of money spent buying tickets.  Which would be a reasonable prediction for the cost of buying 6 tickets?

• $8

• $15

• $12

• $10

The following scatter plot shows Pam's training as she prepares to run a 6 mile race at the end of the month.  Which of the following would be a reasonable approximation for the length of time it would take for her to run 6 miles? 

• 50 min

• 80 min

• 45 min

• 60 min

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books.  Use the trend line to predict how many chapters would be in a book with 180 pages. 

• 12 chapters

• 15 chapters

• 18 chapters

• 21 chapters

What does the line of best fit represent in a scatterplot?

• The maximum value in the data

• The average of the data points

• The outlier points

• The trend in the data

What is the purpose of sketching the line of best fit in a scatterplot?

• To represent the trend in the data

• To make the data look neat

• To show the average of the data points

• To confuse the viewer

Which sentence describes the relationship shown on this scatter plot?

• As the temperature decreases, the visitors increase.

• As the temperature increases, the number of visitors increases.

• As the visitors increase, the temperature decreases.

• No correlation

Which step involves analyzing and justifying the relationship of the quantitative bivariate data in scatterplots?

• Analyze data

• Organize data

• Collect data

• Formulate questions

What is the purpose of organizing and representing numeric bivariate data using scatterplots?

• To confuse the viewer

• To simplify the data

• To make it harder to analyze

• To visually represent the data

Which of the following is NOT a valid relationship that can be observed in a scatterplot?

• Positive linear relationship

• Negative linear relationship

• Exponential relationship

• No relationship

How does sketching the line of best fit help in analyzing data in a scatterplot?

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