(b) Compute the value of the correlation coefficient. Round your answer to at least three decimal places. 7-11 Part: 2/5 Part 3 of 5 X (c) State the hypotheses. Ho: P-P S DD D

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
ChapterP: Prerequisites
SectionP.6: The Rectangular Coordinate System And Graphs
Problem 2ECP
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B-E. Please help
Part: 1/5
Part 2 of 5
(b) Compute the value of the correlation coefficient. Round your answer to at least three decimal places.
Part: 2/5
Part 3 of 5
(c) State the hypotheses.
Ho: P-P
H₁: pp
Part: 3/5
Part 4 of 5
Reject
Part: 4/5
Part 5 of 5
D-O OOOO
D>D
(d) Test the significance of the correlation coefficient at a 0.05, using The Critical Values for the PPMC Table.
Critical value(s): 2.2
is not
3
X
3
the null hypothesis.
X
(e) Give a brief explanation of the type of relationship.
There is
S
a significant linear relationship between the number of forest fires and the number of acres burned.
X
S
Transcribed Image Text:Part: 1/5 Part 2 of 5 (b) Compute the value of the correlation coefficient. Round your answer to at least three decimal places. Part: 2/5 Part 3 of 5 (c) State the hypotheses. Ho: P-P H₁: pp Part: 3/5 Part 4 of 5 Reject Part: 4/5 Part 5 of 5 D-O OOOO D>D (d) Test the significance of the correlation coefficient at a 0.05, using The Critical Values for the PPMC Table. Critical value(s): 2.2 is not 3 X 3 the null hypothesis. X (e) Give a brief explanation of the type of relationship. There is S a significant linear relationship between the number of forest fires and the number of acres burned. X S
Forest Fires and Acres Burned An environmentalist wants to determine the relationships between the numbers (in thousands) of forest fires over the year
and the number (in hundred thousands) of acres burned. The data for 7 recent years are shown.
Number of fires x
Number of acres burned y
Send data to Excel
Part: 0/5
Part 1 of 5
Acres burned (100,000s)
(a) Draw the scatter plot for the variables.
70
65
60
55
20.
15
10-
y
84 62 57
51
45 72 69 58
15 30 15 62 42 19
30
Fires and Acres Burned
40
50
60
Fires (1000s)
●
70
●
●
90
x
B
S
d
E
Transcribed Image Text:Forest Fires and Acres Burned An environmentalist wants to determine the relationships between the numbers (in thousands) of forest fires over the year and the number (in hundred thousands) of acres burned. The data for 7 recent years are shown. Number of fires x Number of acres burned y Send data to Excel Part: 0/5 Part 1 of 5 Acres burned (100,000s) (a) Draw the scatter plot for the variables. 70 65 60 55 20. 15 10- y 84 62 57 51 45 72 69 58 15 30 15 62 42 19 30 Fires and Acres Burned 40 50 60 Fires (1000s) ● 70 ● ● 90 x B S d E
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