1. PRESENTER: CARLA KIRKLAND Algebra I Remediation

2. DATA ANALYSIS and PROBABILITY

3. Objective 5 a Draw conclusions and make predictions from scatter plots. (DOK 3 )

4. 4.The scatter plot below compares the math and science scores of twelve students in one classroom. Based on the trend shown in the line-of-best fit, which is closest to the expected grade of a student that scores an 86 in math? A.82 B.85 C.87 D.89 MSATP Alg I, Test 1, 5a

6. 20. The scatter plot below shows data from an experiment that tested the amount of lactic acid present in aging cheese. Which best describes the relationship between the age of the cheese and the amount of lactic acid present in the cheese, as shown in the scatter plot? A There is no correlation. B There is a positive correlation. C There is a negative correlation. D There is a non-linear correlation. MSATP Alg I, Test 1, 5a

8. 39. The number of participants in a charity walk-a-thon has increased over the past 7 years, as shown in the scatter plot below. Based on the linear model, which is the best prediction for the number of participants during the 9th year of this charity walk-a-thon? A 450 B 500 C 525 D 600 MSATP Alg I, Test 1, 5a

10. MSATP, Alg I, Test 2, 5a 7. Lisa recorded the concentration, in milligrams per liter, of dissolved oxygen in saline water at different temperatures, in degrees Celsius, and made the scatter plot shown. Which of the following statements is true about the relationship between the concentration of dissolved oxygen and the temperature of the water? A.The concentration of dissolved oxygen in water decreases with an increase in temperature. B.The concentration of dissolved oxygen in water increases with an increase in temperature. C. The concentration of dissolved oxygen in water does not depend on the temperature of the water. D. The concentration of dissolved oxygen in water decreases with a decrease in temperature.

12. MSATP, Alg I, Test 2, 5a 56. The data below shows the velocity of a cyclist during a 10- second time period. Based on the scatter plot, which of the following describes the time when the velocity of the cyclist was greater than 11 feet per second? F. Between 5 and 7 seconds G. Between 5.5 and 8.5 seconds H. Between 6.5 and 7.5 seconds J. Between 7 and 9 seconds