ted beloO w are and salanes pc LOWIT. 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. $66 $27 $417 $46 $1576 $1130 $258 $57 $252 $57 $108 $21 $151 $30 $25 $19 Court Income Justice Salary $91 $49 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. $

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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Chapter4: Equations Of Linear Functions
Section4.6: Regression And Median-fit Lines
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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.
$66
$27
$417
$46
$1576 $1130 $258
$57
$252
$57
$151
$30
$108
$25
$19
Court Income
Justice Salary
$91
$49
$21
a. Find the explained variation.
(Round to three decimal places as needed.)
b. Find the unexplained variation.
(Round to three decimal places as needed.)
c. Find the indicated prediction interval.
I<y<$]
$
(Round to four decimal places as needed.)
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. $66 $27 $417 $46 $1576 $1130 $258 $57 $252 $57 $151 $30 $108 $25 $19 Court Income Justice Salary $91 $49 $21 a. Find the explained variation. (Round to three decimal places as needed.) b. Find the unexplained variation. (Round to three decimal places as needed.) c. Find the indicated prediction interval. I<y<$] $ (Round to four decimal places as needed.)
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