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.

Question

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.

Quizplus · Accepted Answer

The Answer of 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.

The Following Data Represent the Number of Flash Drives Sold