Find the equation of the line of best fit and the correlation coefficient for the data shown. (1, 88), (2, 75), (3, 71), (4, 69)

Question

n200080 [17]

3 years ago

8

Find the equation of the line of best fit and the correlation coefficient for the data shown. (1, 88), (2, 75), (3, 71), (4, 69)

, (5,66), (6, 68), (7, 50)

Mathematics

2 answers:

vodomira [7] · Answer 1 · 2021-11-09T23:06:23+03:00

vodomira [7]3 years ago

6 0

To finish the second part of the question is that there’s a strong linear correlation between the data

Maksim231197 [3] · Answer 2 · 2021-11-09T21:09:50+03:00

Maksim231197 [3]3 years ago

3 0

The equation of the line of best fit is y = -4.75x + 88.571 and the correlation coefficient for the data that is shown is -0.906.

y = ax + b
a = -4.75
b = -88.571
r² = 0.821
r = -0.906