Data from a small bookstore are shown in the accompanying table. What is the value of R and what does it mean? Click the icon to view the data table. ... What is the value of R? R = % (Round to two decimal places as needed.) What does the value of R mean? (Round to the nearest whole number as needed.) A. About Working. % of the variance in Sales can be accounted for by the regression of Sales on Number of Sales People B. About % of the variance in the Number of Sales People working can be accounted for by the regression of Sales on Number of Sales People Working. Data table Number of sales people working Sales (in $1000) 3 10 4 11 5 13 9 15 10 19 10 21 12 21 14 24 16 24 20 26 x = 10.3 y= 18.4 SD(x) = 5.44 SD(y) = 5.78