Question

For the data set shown​ below, complete parts ​(a) through ​(d) below.

x y
20 98
30 95
40 89
50 85
60 72

(a) Use technology to find the estimates of Β0 and Β1.

Β0 ≈ b0 = 112.6

​(Round to two decimal places as​ needed.)

Β1 ≈ b1 = -0.62

(Round to two decimal places as​ needed.)

(b) Use technology to compute the standard​ error, the point estimate for σ.

Se = __?__

​(Round to four decimal places as​ needed.)

Answer 1

Standard error= 3.1833