A+ Answers

1. For the Quadratic Model, use the values from the attached table assigned individually to answer QR-4 and QR-6.

2. For the Exponential Model, use the values from the attached table individually to answer ER-4 and ER-5.

Quadratic Regression (QR)

Data: On a particular day in April, the outdoor temperature was recorded at 8 times of the day, and the following table was compiled.

 Exponential Regression (ER)

Data: A cup of hot coffee was placed in a room maintained at a constant temperature of 69 degrees. 

The temperature of the coffee was recorded periodically, and the following table was compiled