Complete parts (a) through (h) for the data below. X 30 40 50 60 70 y 80 77 73 66 52 (c) Graph the line found in part (b) on the scatter diagram. Choose the correct graph below. O A. OB. OC. OD. Ay 80- Ay 100- Ay 80- Ay 100- 20- 0- 20 20- 20 80 100 80 (d) By hand, determine the least-squares regression line. (Round to three decimal places as needed.)

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Complete parts (a) through (h) for the data below.
30
40
77
50
60
70
y 80
73
6
52
(c) Graph the line found in part (b) on the scatter diagram. Choose the correct graph below.
O A.
O B.
C.
OD.
Ay
100-
Ay
80-
AY
100-
80-
0-
20
20+
20
20
80
100
20
80
80
(d) By hand, determine the least-squares regression line.
y%D
X+
(Round to three decimal places as needed.)
Transcribed Image Text:Complete parts (a) through (h) for the data below. 30 40 77 50 60 70 y 80 73 6 52 (c) Graph the line found in part (b) on the scatter diagram. Choose the correct graph below. O A. O B. C. OD. Ay 100- Ay 80- AY 100- 80- 0- 20 20+ 20 20 80 100 20 80 80 (d) By hand, determine the least-squares regression line. y%D X+ (Round to three decimal places as needed.)
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