a Use Excel MegaStat or MINITAB to t an m period
(a) Use Excel, MegaStat, or MINITAB to t an m-period moving average to the exchange rate data shown below with m = 2, 3, 4, and 5 periods. Make a line chart.
(b) Which value of m do you prefer? Why?
(c) Is a moving average appropriate for this kind of data? Include a chart for each value of m.
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