Data From A Small Bookstore Are Shown In The Accompanyi

Data from a small bookstore are shown in the accompanying table. The manager wants to predict Sales from Number of Sales PeopSales (in $1000) Number of sales people working 3 4 5 9 11 11 12 14 16 19 x= 10.4 SD(x) = 5.25 10 12 13 14 19 21 21 23 23 26