A Taiwan electronics company exports personal computers (PCs) to the U.S. Their PC sales (in thousands) over the past five years are given below in Table 6.
Table 6
$$\begin{array} { | c | c | }
\hline \text { Year } & \text { Sales } \
\hline 1 & 6 \
\hline 2 & 9 \
\hline 3 & 13 \
\hline 4 & 15 \
\hline 5 & 20 \
\hline
\end{array}$$
-The simple regression intercept (a) and the slope (b) for the data in Table 6 is:
A) Y = 2.4 + 3.4X.
B) Y = 2.8 + 4.4X.
C) Y = 2.8 + 5.4X.
D) Y = 2.4 + 4.4X.

Question

A Taiwan electronics company exports personal computers (PCs) to the U.S. Their PC sales (in thousands) over the past five years are given below in Table 6.
Table 6
 $$\begin{array} { | c | c | } 
\hline \text { Year } & \text { Sales } \
\hline 1 & 6 \
\hline 2 & 9 \
\hline 3 & 13 \
\hline 4 & 15 \
\hline 5 & 20 \
\hline
\end{array}$$
-The simple regression intercept (a) and the slope (b) for the data in Table 6 is:
A) Y = 2.4 + 3.4X.
B) Y = 2.8 + 4.4X.
C) Y = 2.8 + 5.4X.
D) Y = 2.4 + 4.4X.

Quizplus · Accepted Answer

The correct answer is A because the intercept (a) is 2.4 and the slope (b) is 3.4.

A Taiwan Electronics Company Exports Personal Computers (PCs) to the U.S