Line of Best Fit and Scatterplots

Identify any outliers.

• Outlier at x = 18

• Outlier at x = 12

• Outlier at x = 6

• There aren't any outliers in this graph.

Based on the scatterplot, what is the best prediction of the average amount of money spent on groceries for a household of 7 people?

• $240

• $190

• $210

• $300

Based on the graph, if Joe earned $400, how many hours did he work?

• 25 hours

• 35 hours

• 45 hours

• 15 hours

• Non-Linear Correlation
• Postive, Linear Correlation
• Negative, Linear Correlation
• No Correlation

identify the outlier

• 30, 100

• 100, 30

• there is no outlier

Describe the relationship between the data.

• Positive Linear

• Negative Linear

• Non-Linear

• No Relationship

Identify any gaps.

• gap between x = 6 and x = 9

• gap between x = 18 and x = 21

• gap between x = 0 and x = 3

• There aren't any significant gaps in this graph.

Identify any clusters.

• Cluster at x = 15

• Cluster at x = 12

• Cluster at x = 16

• There aren't any noteworthy clusters in this graph.

Describe the relationship between the data.

• Positive Linear

• Negative Linear

• Non-Linear

• No Relationship

Based on the scatterplot, what is the best prediction of the resting heart rate of a person who exercises an average of 8 hours each week?

• 30 beats per minute

• 50 beats per minute

• 55 beats per minute

• 60 beats per minute