Twitter went public in November, 2013. The following data represent the monthly closing price of Twitter stock since it became a publicly traded company for its first year of trading.

(a) Construct a time-series plot of the data.
(b) See Problem 15(b). What was the percentage change in the Twitter stock price from November to December, 2013? What was the percentage change in the Twitter stock price from November, 2013 to October, 2014? What does this suggest?

Transcribed Image Text:

Date Closing Price Date Closing Price 32.44 11/13 41.57 5/14 63.65 12/13 6/14 40.97 1/14 64.50 7/14 45.19 2/14 54.91 8/14 49.75 3/14 46.67 9/14 51.58 38.97 10/14 4/14 41.47