Making Predictions of Scatter-plots

BELL-RINGER QUESTION #1

Determine the slope of the given graph.

HINT: Use two points to determine the rate of change (rise/run).

PARTNER PRACTICE

4. The scatter-plot shows the low temperature and high temperature each day for a two-week period of time. Based on the scatter-plot, which is the best prediction of the high temperature in degrees Fahrenheit on a day when the low temperature is 71°F?

PARTNER PRACTICE

5. The scatter-plot shows the height in centimeters and weight in kilograms of several students. Based on the scatter-plot, which is the best prediction of the height in centimeters of a student with a weight of 64 kilograms?

PARTNER PRACTICE

6. Students recorded the total number of pages and chapters in each of several books on the scatter-plot. Based on the scatter-plot, which is the best prediction of the total number of pages in a book with 4 chapters?

INDEPENDENT PRACTICE

7. The scatter-plot shows the time spent playing video games and the number of points scored by several students. Based on the scatter-plot, which is the best prediction of the number of points scored by a student who spends 45 minutes playing video games?

EXIT TICKET 12/03 - TEK 8.5D

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?