Listed below are amounts of court income and salaries paid to the town justices for a certain town. All amounts are in thousands of dollars. Find the (a) explained variation, (b) unexplained variation, and (c) indicated prediction interval. There is sufficient evidence to support a claim of a linear correlation, so it is reasonable to use the regression equation when making predictions. For the prediction interval, use a 99% confidence level with a court income of $800,000. $561 Court Income Justice Salary a. Find the explained variation. 0 (Round to three decimal places as needed.) b. Find the unexplained variation. (Round to three decimal places as needed.) c. Find the indicated prediction interval $

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 15PPS
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Court_Income    Justice_Salary
61    27
408    43
1569    90
1135    58
260    45
252    62
103    25
169    23
26    24

Listed below are amounts of court income and salaries paid to the town justices for a certain town. All amounts are in thousands of dollars. Find the (a) explained variation, (b) unexplained variation, and (c) indicated prediction interval. There is sufficient evidence to support a
claim of a linear correlation, so it is reasonable to use the regression equation when making predictions. For the prediction interval, use a 99% confidence level with a court income of $800,000.
Court Income
Justice Salary
a. Find the explained variation.
(Round to three decimal places as needed.)
b. Find the unexplained variation.
(Round to three decimal places as needed.)
c. Find the indicated prediction interval.
$<y<S
(Round to four decimal places as needed.)
9
$61
$27
$408
$43
$1569
$90
$1135
$58
$260
$45
C
$252
$62
$103
$25
$169
$23
$26
$24
Q
Transcribed Image Text:Listed below are amounts of court income and salaries paid to the town justices for a certain town. All amounts are in thousands of dollars. Find the (a) explained variation, (b) unexplained variation, and (c) indicated prediction interval. There is sufficient evidence to support a claim of a linear correlation, so it is reasonable to use the regression equation when making predictions. For the prediction interval, use a 99% confidence level with a court income of $800,000. Court Income Justice Salary a. Find the explained variation. (Round to three decimal places as needed.) b. Find the unexplained variation. (Round to three decimal places as needed.) c. Find the indicated prediction interval. $<y<S (Round to four decimal places as needed.) 9 $61 $27 $408 $43 $1569 $90 $1135 $58 $260 $45 C $252 $62 $103 $25 $169 $23 $26 $24 Q
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