Making Predictions
Based on the graph, if Joe earned $800, how many hours did he work: 45 hours. Based on the graph, if Joe earned $400, how many hours did he work: 25 hours. If the debate team practiced for only 1 hour, how many debates are they expected to win: 6. If 30 customers came to the shop, what was the temperature: 60. If the temperature was 80, how many customers came to the shop: 50. If the temperature was 25, how many customers came to the shop: 5. If the carpenter worked for 6 days, how much did he earn: 1500. If the carpenter earned $2250, how many days did he work: 9. If Joe worked 10 hours, how much is he expected to earn: $100. If the debate team practiced for 4 hours, how many debates are they expected to win: 16. If the debate team won 4 debates, how many hours did they practice for: 1. About how many male math teachers were there in 2006: 35. Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 6 absences should get approximately what score on the final exam? : 76. 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. : 18 chapters. In a scatterplot, an outlier..: . A trend line that shows the most accurate relationship between x and y describes..: line of best fit. Which of the following lines represents the line of best fit for the scatter plot: C. Which sentence describes the relationship shown on this scatterplot: As the temperature increases, the number of visitors increases. . As x increases, y increases: positive correlation. The scatterplot below suggests which of the following types of data relationship: strong, positive. If Joe worked 30 hours, how much is he expected to earn: $600. What is the type of association: no association. What type of association does this graph have: negative. What is a line of best fit used for: To make predictions
