Making Predictions with Scatterplots

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 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

Based on the scatterplot, what is the best prediction of the average number of hours a person spends at work every week, if that person spends an average of 10 hours on recreational activities every week?

• 33 hours

• 85 hours

• 50 hours

• 65 hours

Based on the scatterplot, about how much money would a group of 10 people be expected to spend on food and beverages at this restaurant?

• $135

• $115

• $105

• $150

Based on the scatterplot, the best prediction of the total number of pages in a book with 6 chapters is ​ ​ (a)  

• 120 pages

• 140 pages

• 170 pages

• 220 pages

• $13,500.00

• $11,454.55

• $13,454.55

• $636.36

• $85

• $50

• $35

• $25

A teacher made the following graph showing absences vs. final grades.  Predict the grade of a student that has 7 absences.

• 45

• 50

• 60

• 70

Tags

CCSS.8.F.A.3

Based on the scatterplot, what is the best prediction of a person's average typing speed if the person has spent 70 hours learning to type?

• 100 words per minute

• 55 words per minute

• 85 words per minute

• 70 words per minute

Based on this scatterplot, approximately what score would a student with 6 absences expect to receive on the final exam?

• 65

• 92

• 67

• 76