The Following Data Represent the Number of Flash Drives Sold

Essay

The following data represent the number of flash drives sold per day at a local computer shop and their prices. $$\begin{array}{l}\text { Price } ( x ) \quad \text { Units Sold } ( y )\\\begin{array} { l l } \$ 34 & 3 \\36 & 4 \\32 & 6 \\35 & 5 \\30 & 9 \\38 & 2 \\40 & 1\end{array}\end{array}$$ ​
​a.Develop a least squares regression line and explain what the slope of the line indicates.
b.Compute the coefficient of determination and comment on the strength of relationship between x and y.