Scatterplot Analysis 8.5(D) TEKS

A catering company recorded the total number of cookies that were eaten at events with different numbers of guests. The scatterplot shows the results.

Based on the scatterplot, approximately how many cookies would be eaten at an event with 45 guests?

• 41

• 39

• 48

• 44

The scatterplot shows the number of customers and the number of servings of iced tea sold at a food trailer each day over a 7-day period.

Based on the scatterplot, which of these is the best prediction for the number of servings of iced tea sold on a day where the food trailer has 80 customers?

• 53

• 62

• 40

• 30

An organization published pamphlets of different lengths. The scatterplot shows the relationship between the number of pages and the word count of each pamphlet.

Based on the data, which of these is the best prediction of the word count for a 10-page pamphlet?

• 1,500

• 2,000

• 2,400

• 2,700

The scatterplot shows the relationship between the weight in pounds and the age in weeks of a certain dog breed. Based on the scatterplot, which is the best prediction of the weight in pounds of a dog that is 28 weeks old?

• 12 lb

• 75 lb

• 45 lb

• 105 lb

The scatterplot shows the relationship between the number of games a baseball team won in a season and the number of hours the team practiced each week during the season.

Based on the scatterplot, which is the best prediction of the number of games a baseball team won if the team practiced 3 hours each week during the season?

• 10 games

• 20 games

• 13 games

• 15 games

The scatterplot shows the height in centimeters and weight in kilograms of several students.

Based on the scatterplot, which is the best prediction of the height in centimeters of a student with a weight of 64 kilograms?

• 152 cm

• 160 cm

• 162 cm

• 156 cm

The scatterplot shows the low temperature and high temperature each day for a two-week period of time.

Based on the scatterplot, which is the best prediction of the high temperature in degrees Fahrenheit on a day when the low temperature is 71 ºF?

• 92 ºF

• 101 ºF

• 88 ºF

• 100 ºF

Students recorded the total number of pages and chapters in each of several books on the scatterplot.

Based on the scatterplot, which is the best prediction of the total number of pages in a book with 4 chapters?

• 150 pages

• 140 pages

• 90 pages

• 120 pages

The scatterplot shows the time spent playing a video game and the number of points scored by several students.

Based on the scatterplot, which is the best prediction of the number of points scored by a student who spends 45 minutes playing the video game?

• 1,200

• 920

• 1,060

• 1,300

Students in a science class investigated how the speed of sound changes with the air temperature outside. The data are shown in the scatterplot.

Based on the scatterplot, what is the best prediction of the speed of sound when the air temperature is 50°C?

• 350 m/s

• 355 m/s

• 360 m/s

• 365 m/s