Correlations Fill in Multiple Blanks Interactive

Type your answers in the blanks and click Submit.

Question 4
The superintendent for Washington County uses a linear regression to model the temperature data.

Time of Day	Hours Since 8pm	Temperature (with wind chill, °F)
8 p.m.	0	negative13
10 p.m.	2	negative10
12 p.m.	4	3
1 a.m.	5	5
2 a.m.	6	6
3 a.m.	7	10

Type the correct number in each blank to complete the statement below:

Submit

Answer: Correct! Go to question 5. Incorrect. The answer is: The equation for the line of best fit is y=3.5x+negative13.83, where x represents the hours since 8 p.m. and y represents the temperature in °F. The temperature increases by approximately 3.5 degrees per hour.

Go to question 5. One or more of your answers are incorrect. Try again. Use your graphing calculator to calculate the linear regression.