For the following bookstore sales data, the correlation is 0.965. Number of Salespeople Working Sales (in $1000) 2................................................................................................10 3................................................................................................11 7................................................................................................13 9................................................................................................14 10..............................................................................................18 10..............................................................................................20 12..............................................................................................20 15..............................................................................................22 16..............................................................................................22 20..............................................................................................26 x = 10.4............................................................................ŷ = 17.6 SD(x) = 5.64...............................................................SD(y) = 5.34 g) What does slope mean, in this context? h) Find the intercept? i) If 18 people are working, what sales do you predict?
For the following bookstore sales data, the
Number of Salespeople Working Sales (in $1000)
2................................................................................................10
3................................................................................................11
7................................................................................................13
9................................................................................................14
10..............................................................................................18
10..............................................................................................20
12..............................................................................................20
15..............................................................................................22
16..............................................................................................22
20..............................................................................................26
x = 10.4............................................................................ŷ = 17.6
SD(x) = 5.64...............................................................SD(y) = 5.34
g) What does slope
h) Find the intercept?
i) If 18 people are working, what sales do you predict?
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