17.66 0.77 57.66 2.64 37.98 1.11 20.65 0.70 58.67 2.18 13.52 0.41 41.83 1.80 39.28 1.05 43.73 1.63 26.38 0.99 50.86 2.69 33.65 1.72 Send data to calculator ✓ 13.5982 152.2224 42.1578 14.455 127.9006 5.5432 75.294 41.244 71.2799 26.1162 136.8134 57.878 Send data to Excel -0.128 X Current stock price (in dollars) 5 Figure 1 15- 0.5+ 0 10 20 40 50 Earnings per share (in dollars) What is the slope of the least-squares regression line for these data? Carry your intermediate computations to at least four decimal places and round your answer to at least three decimal places. (If necessary, consult a list of formulas.) 60 x
17.66 0.77 57.66 2.64 37.98 1.11 20.65 0.70 58.67 2.18 13.52 0.41 41.83 1.80 39.28 1.05 43.73 1.63 26.38 0.99 50.86 2.69 33.65 1.72 Send data to calculator ✓ 13.5982 152.2224 42.1578 14.455 127.9006 5.5432 75.294 41.244 71.2799 26.1162 136.8134 57.878 Send data to Excel -0.128 X Current stock price (in dollars) 5 Figure 1 15- 0.5+ 0 10 20 40 50 Earnings per share (in dollars) What is the slope of the least-squares regression line for these data? Carry your intermediate computations to at least four decimal places and round your answer to at least three decimal places. (If necessary, consult a list of formulas.) 60 x
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Transcribed Image Text:17.66
57.66
37.98
20.65
58.67
13.52
41.83
39.28
43.73
26.38
50.86
33.65
0.77
2.64
1.11
0.70
2.18
0.41
1.80
1.05
1.63
0.99
2.69
1.72
Send data to calculator V
-0.128
13.5982
152.2224
42.1578
14.455
127.9006
5.5432
75.294
41.244
71.2799
26.1162
136.8134
57.878
Send data to Excel
X
Current stock price
(in dollars)
Ś
Figure 1
4
1.5-
1
0.5-
0
10
X
20
x
X
30
40
50
Earnings per share
(in dollars)
X
What is the slope of the least-squares regression line for these data? Carry your intermediate computations to at least four decimal places and round your
answer to at least three decimal places. (If necessary, consult a list of formulas.)
60
X
Transcribed Image Text:A financial analyst is examining the relationship between stock prices and earnings per share. She chooses sixteen publicly traded companies at random and
records for each the company's current stock price and the company's earnings per share reported for the past 12 months. Her data are given below, with x
denoting the earnings per share from the previous year and y denoting the current stock price (both in dollars). A scatter plot of her data is shown in Figure 1.
Also given is the product of the earnings per share and the current stock price for each of the sixteen stocks. (These products, written in the column labelled "xy
", may aid in calculations.)
Earnings per
share, x
(in dollars)
36.79
49.84
30.65
30.17
17.66
57.66
37.98
20.65
58.67
13.52
41.83
39.28
43.73
Current stock
price, y
(in dollars)
1.43
1.56
0.81
1.40
0.77
2.64
1.11
0.70
2.18
0.41
1.80
1.05
1.63
ху
52.6097
77.7504
24.8265
42.238
13.5982
152.2224
42.1578
14.455
127.9006
5.5432
75.294
41.244
71.2799
Current stock price
(in dollars)
3
2.5+
1.5+
1
0.5+
0
10
20
30
40
+
50
Earnings per share
(in dollars)
60
Expert Solution
Step 1: Define the variables
The explanatory variable is earnings per share (x) and the response variable is current stock price (y).
Step by step
Solved in 3 steps with 2 images
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