Answer questions 15-18 based on the information below. The table shows the number of birds seen by a bird watcher for each day, where x is the temperature that day in degrees Celsius and y is the number of birds seen.

Question 15 (2 points)
Use technology to determine the equation of best fit for the data rounded to two decimal places.

Question 16 (2 points)
What was the linear correlation coefficient and what does it indicate about the data? (Hint: what is r equal to).