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 sufficie 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) 34.46 48.34 87.47 92.13 59.64 110.41 0 6.35 4.65 9.57 13.81 11.87 11.94 Construct a scatterplot. Choose the correct graph below. O A. OB. OC. OD. Q 25- 25- 25- 0- 30 Bill Amount ($) 0+ 30 Bill Amount (S) 120 120 30 Bill Amount ($) 120 120 30 Bill Amount ($) Tip Amount ($)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 12PPS
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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)
87.47 92.13 59.64 110.41
9.57
34.46 48.34
6.35
4.65
13.81 11.87
11.94
Construct a scatterplot. Choose the correct graph below.
OA.
OB.
В.
OC.
OD.
25-
25-
25
25-
0+
30
Bill Amount (S)
0+
30
0-
30
Bill Amount (S)
0-
30
Bill Amount (S)
120
120
120
120
Bill Amount (S)
TipAmount(
TipAmount($)
TipAmount($)
TipAmount($)
Transcribed Image Text:Listed below are amounts of bills for dinner and the amounts of the tips that were left. Construct a scatterplot, find the value of the linear correlation coefficient r, and find the P-value of r. Determine whether there is sufficient evidence to support a claim of linear correlation between the two variables. Use a significance level of a = 0.05. If everyone were to tip with the same percentage, what should be the value of r? Bill (dollars) Tip (dollars) 87.47 92.13 59.64 110.41 9.57 34.46 48.34 6.35 4.65 13.81 11.87 11.94 Construct a scatterplot. Choose the correct graph below. OA. OB. В. OC. OD. 25- 25- 25 25- 0+ 30 Bill Amount (S) 0+ 30 0- 30 Bill Amount (S) 0- 30 Bill Amount (S) 120 120 120 120 Bill Amount (S) TipAmount( TipAmount($) TipAmount($) TipAmount($)
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