The manager of a bookstore wants to predict Sales from Number of Sales People Wo
ID: 3236603 • Letter: T
Question
The manager of a bookstore wants to predict Sales from Number of Sales People Working using the accompanying data
set.
What is the value of Upper R squared R2 and what does it mean?
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Find and interpret the value of Upper R squared R2.
(Round to one decimal place as needed.)
A.
The value of Upper R squared R2 is ____%, which is the percentage of variance in Number of Sales Workers that can be accounted for by the regression of Sales on Number of Sales People Working.
B.
The value of Upper R squared R2 is___%, which is the percentage of variance in Number of Sales People Working that can be accounted for by the regression of Number of Sales People Working on Sales.
C.
The value of Upper R squared R2 is _____%, which is the percentage of variance in Sales that can be accounted for by the regression of Number of Sales People Working on Sales.
D.
The value of Upper R squared R2 is ____%, which is the percentage of variance in Sales that can be accounted for by the regression of Sales on Number of Sales People Working.
Number of Sales People Working
Sales (in $1000)
2
10
3
12
6
14
8
15
10
17
10
19
11
19
16
23
17
23
20
25
x overbar x equals=10.3
y overbar y equals=17.7
SD(x)equals=5.95
SD(y)equals=5.01
r equals=0.988
Number of Sales People Working
Sales (in $1000)
2
10
3
12
6
14
8
15
10
17
10
19
11
19
16
23
17
23
20
25
x overbar x equals=10.3
y overbar y equals=17.7
SD(x)equals=5.95
SD(y)equals=5.01
r equals=0.988
Explanation / Answer
here R2 =0.9882 =0.9761~97.61%
C.
The value of Upper R squared R2 is 97.61_%, which is the percentage of variance in Sales that can be accounted for by the regression of Number of Sales People Working on Sales.
D.
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