table shows the average weekly wages (in arage Weekly Wages (state), x erage Weekly Wages (federal), y state government employees and federal government employees for 8 years. The equation of the regre 756 776 1001 1049 ) Find the coefficient of determination and interpret the result. (Round to three decimal places as needed.) How can the coefficient of determination be interpreted? 800 1105 814 1142 836 1197 892 1241

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 94E
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D
O
O
The table shows the average weekly wages (in dollars) for state government employees and federal government employees for 8 years. The equation of the regression line is y=1.482x-86.051. Complete parts (a) and (b) below.
Average Weekly Wages (state), x
933
949
Average Weekly Wages (federal), y
1285
1302
O
(a) Find the coefficient of determination and interpret the result.
2=0
(Round to three decimal places as needed.)
How can the coefficient of determination be interpreted?
O
The coefficient of determination is the fraction of the variation in average weekly wages for
and is represented by
(b) Find the standard error of estimate s, and interpret the result.
Se
(Round to two decimal places as needed.)
How can the standard error of estimate be interpreted?
The standard error of estimate of the average weekly wage for
Statcrunch
esc
1
1
Q
A
2
F
ww
W
S
3
756
1001
E
D
$
4
F4
R
776
1049
F
%
5
The remaining fraction of the variation,
T
G
800
1105
6
O
F6
for
Y
H
&
7
814
1142
average weekly wage for
U
that can be explained by the variation in average weekly wages for
V, is unexplained and is due to other factors or to sampling error.
* 00
8
J
FB
1
9
836
1197
K
4
0
G
892
1241 S
)
0
F10
EPIC
GAMES
P
is about s dollars.
Time Remaining: 01:51:19 Next
1
+
=
8
[
d
FYZ
1
delete
O
Transcribed Image Text:D O O The table shows the average weekly wages (in dollars) for state government employees and federal government employees for 8 years. The equation of the regression line is y=1.482x-86.051. Complete parts (a) and (b) below. Average Weekly Wages (state), x 933 949 Average Weekly Wages (federal), y 1285 1302 O (a) Find the coefficient of determination and interpret the result. 2=0 (Round to three decimal places as needed.) How can the coefficient of determination be interpreted? O The coefficient of determination is the fraction of the variation in average weekly wages for and is represented by (b) Find the standard error of estimate s, and interpret the result. Se (Round to two decimal places as needed.) How can the standard error of estimate be interpreted? The standard error of estimate of the average weekly wage for Statcrunch esc 1 1 Q A 2 F ww W S 3 756 1001 E D $ 4 F4 R 776 1049 F % 5 The remaining fraction of the variation, T G 800 1105 6 O F6 for Y H & 7 814 1142 average weekly wage for U that can be explained by the variation in average weekly wages for V, is unexplained and is due to other factors or to sampling error. * 00 8 J FB 1 9 836 1197 K 4 0 G 892 1241 S ) 0 F10 EPIC GAMES P is about s dollars. Time Remaining: 01:51:19 Next 1 + = 8 [ d FYZ 1 delete O
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