d-3. Interpret the regression coefficient. (Round your answer to 4 decimal places.) Regression coefficient e. Predict the tip based on a bill amount of $100. (Round your answer to 3 decimal plac Predicted Amount of tip

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Can you please answer questions d-3 and e.
 


 

 

 

 

The Conch Café, located in Gulf Shores, Alabama, features casual lunches with a great view of the Gulf of Mexico. To accommodate
the increase in business during the summer vacation season, Fuzzy Conch, the owner, hires a large number of servers as seasonal
help. When he interviews a prospective server, he would like to provide data on the amount a server can earn in tips. He believes that
the amount of the bill and the number of diners are both related to the amount of the tip. He gathered the following sample
information.
Customer
123489
5
6
7
10
11
12
13
14
15
Amount of
Tip
$7.00
4.50
1.00
2.40
5.00
4.25
0.50
6.00
5.00
4.75
5.25
6.00
4.00
3.35
0.75
Amount of
Bill
$48.97
28.23
10.65
19.82
28.62
24.83
6.24
49.20
43.26
31.36
32.87
34.99
33.91
23.06
4.65
Number of
Diners
5
4
+H334344342
1
1
1
Customer
16
17
18
19
ΝΝΕΕΕ
20
21
22
23
24
NNNS
25
26
27
28
29
WN
30
Amount of
Tip
$3.30
3.50
3.25
5.40
2.25
5.50
3.00
1.25
3.25
3.00
6.25
5.60
2.50
9.25
8.25
Amount of
Bill
$ 23.59
22.30
32.00
50.02
17.60
44.47
20.27
19.53
27.03
21.28
43.38
28.12
26.25
56.81
50.65
Number of
Diners
~2243 ~ ~ 3 N 255
4
2
2
2
4
4
5
Transcribed Image Text:The Conch Café, located in Gulf Shores, Alabama, features casual lunches with a great view of the Gulf of Mexico. To accommodate the increase in business during the summer vacation season, Fuzzy Conch, the owner, hires a large number of servers as seasonal help. When he interviews a prospective server, he would like to provide data on the amount a server can earn in tips. He believes that the amount of the bill and the number of diners are both related to the amount of the tip. He gathered the following sample information. Customer 123489 5 6 7 10 11 12 13 14 15 Amount of Tip $7.00 4.50 1.00 2.40 5.00 4.25 0.50 6.00 5.00 4.75 5.25 6.00 4.00 3.35 0.75 Amount of Bill $48.97 28.23 10.65 19.82 28.62 24.83 6.24 49.20 43.26 31.36 32.87 34.99 33.91 23.06 4.65 Number of Diners 5 4 +H334344342 1 1 1 Customer 16 17 18 19 ΝΝΕΕΕ 20 21 22 23 24 NNNS 25 26 27 28 29 WN 30 Amount of Tip $3.30 3.50 3.25 5.40 2.25 5.50 3.00 1.25 3.25 3.00 6.25 5.60 2.50 9.25 8.25 Amount of Bill $ 23.59 22.30 32.00 50.02 17.60 44.47 20.27 19.53 27.03 21.28 43.38 28.12 26.25 56.81 50.65 Number of Diners ~2243 ~ ~ 3 N 255 4 2 2 2 4 4 5
d-3. Interpret the regression coefficient. (Round your answer to 4 decimal places.)
Regression coefficient
e. Predict the tip based on a bill amount of $100. (Round your answer to 3 decimal places.)
Predicted Amount of tip
Transcribed Image Text:d-3. Interpret the regression coefficient. (Round your answer to 4 decimal places.) Regression coefficient e. Predict the tip based on a bill amount of $100. (Round your answer to 3 decimal places.) Predicted Amount of tip
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