Annual Production (In Millions) of Computer Chips in a Large

question 91

Essay

Annual production (in millions) of computer chips in a large electronics company was recorded, as shown below. $$\begin{array} { | c | c c | } \hline \text { Year } & t & \text { Production } \\\hline 1990 & 1 & 26 \\1991 & 2 & 23 \\1992 & 3 & 21 \\1993 & 4 & 25 \\1994 & 5 & 32 \\1995 & 6 & 38 \\1996 & 7 & 43 \\1997 & 8 & 36 \\1998 & 9 & 29 \\1999 & 10 & 25 \\\hline\end{array}$$ a. Calculate the percentage of trend for each time period.
b. Plot the percentage of trend.
c. Describe the cyclical effect (if there is one).