Listed below are amounts of bills for dinner and the amounts of the tips that were left. Construct a scatterplot, find the value of the linear correlation coefficient r, and find the P-value of r. Determine whether there is sufficient evidence to support a claim of linear correlation between the two variables. Use a significance level of a = 0.05. If everyone were to tip with the same percentage, what should be the value of r? Bill (dollars) Tip (dollars) 31.44 50.80 85.95 99.63 63.99 106.98 O 4.09 6.10 16.41 15.99 9.37 12.65 ..... Construct a scatterplot. Choose the correct graph below. OA. O B. OC. OD. 25- 25- 25- 25- 0- 30 Bill Amount (S) 0+ 30 0+ 30 Bill Amount (S) 0+ 120 120 120 120 Bill Amount (S) Bill Amount (S) Tip Amount ($) Tip Amount ($) to Tip Amount ($) Tip Amount ($) 30
Listed below are amounts of bills for dinner and the amounts of the tips that were left. Construct a scatterplot, find the value of the linear correlation coefficient r, and find the P-value of r. Determine whether there is sufficient evidence to support a claim of linear correlation between the two variables. Use a significance level of a = 0.05. If everyone were to tip with the same percentage, what should be the value of r? Bill (dollars) Tip (dollars) 31.44 50.80 85.95 99.63 63.99 106.98 O 4.09 6.10 16.41 15.99 9.37 12.65 ..... Construct a scatterplot. Choose the correct graph below. OA. O B. OC. OD. 25- 25- 25- 25- 0- 30 Bill Amount (S) 0+ 30 0+ 30 Bill Amount (S) 0+ 120 120 120 120 Bill Amount (S) Bill Amount (S) Tip Amount ($) Tip Amount ($) to Tip Amount ($) Tip Amount ($) 30
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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confused

Transcribed Image Text:Listed below are amounts of bills for dinner and the amounts of the tips that were left. Construct a scatterplot, find the value of the linear correlation coefficient r, and
find the P-value of r. Determine whether there is sufficient evidence to support a claim of linear correlation between the two variables. Use a significance level of
a = 0.05. If everyone were to tip with the same percentage, what should be the value of r?
Bill (dollars)
Tip (dollars)
31.44 50.80 85.95 99.63
6.10
16.41
63.99 106.98 O
9.37
4.09
15.99
12.65
....
Construct a scatterplot. Choose the correct graph below.
O A.
OB.
OC.
OD.
25-
25-
25-
25-
0-
30
Bill Amount (S)
0+
30
30
120
120
120
Bill Amount (S)
30
120
Bill Amount (S)
Bill Amount (S)
Tip Amount ($)
Tip Amount ($)
Tip Amount ($)
Tip Amount ($)
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