1. After recent stock market turmoil, Marc is considering his Facebook shares. Joan encourages him to look at how the share price has fluctuated over the past year, and this is the data that they find:

month	share price
March-19	$ 166.69
April-19	$ 193.40
May-19	$ 177.47
June-19	$ 193.00
July-19	$ 194.23
August-19	$ 185.67
September-19	$ 178.08
October-19	$ 191.65
November-19	$ 201.64
December-19	$ 205.25
January-20	$ 201.91
February-20	$ 192.47
March-20	$ 192.47

Create a time-series plot (showing each data point) with appropriate labels and scale, and interpret any findings.