Following is a time series graph for monthly closing price for the Dow Jones
Industrial Average (beginning March 2003).
A. Are the closing prices for the Dow Jones Average from October 2004 through
December 2006 fairly stationary? Explain.
b. What was the most volatile period of time for the Dow Jones average? Explain.
c. Would a histogram provide a good summary of these stock prices? Explain.

Question

Following is a time series graph for monthly closing price for the Dow Jones
Industrial Average (beginning March 2003).  
A. Are the closing prices for the Dow Jones Average from October 2004 through
December 2006 fairly stationary? Explain.
b. What was the most volatile period of time for the Dow Jones average? Explain.
c. Would a histogram provide a good summary of these stock prices? Explain.

Quizplus · Accepted Answer

The Answer of Following is a time series graph for monthly closing price for the Dow Jones
Industrial Average (beginning March 2003).  
A. Are the closing prices for the Dow Jones Average from October 2004 through
December 2006 fairly stationary? Explain.
b. What was the most volatile period of time for the Dow Jones average? Explain.
c. Would a histogram provide a good summary of these stock prices? Explain.

Following Is a Time Series Graph for Monthly Closing Price