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Year Quarter t y(t) 2009 1 1 110569 2 2 113433 3 3 118183 4 4 114932 2010 1 5 112337 2 6 117224 3

Year Quarter t y(t)
2009 1 1 110569
2 2 113433
3 3 118183
4 4 114932
2010 1 5 112337
2 6 117224
3 7 118863
4 8 116554
2011 1 9 116287
2 10 124077
3 11 126540
4 12 123559
2012 1 13 122607.4
2 14 129549.7
3 15 128105.9
4 16 126818.9
2013 1 17 123020.3
2 18 130158.9
3 19 133584.3
4 20 132147.9
2014 1 21 126932.4

Data Analysis Questions:

Calculate the moving averages for each observation in the data based on periods 1, 2, 3, and 4. It should be centered on period t = 2.

Use the function of =AVERAGE (D2:D5) in cell E3 and copy the formula down to cell E20.

Show the moving averages plotted on the passenger series y(t). Do not forget to label x and y axes and adjust the values on the plot using Figure1.

Show your plot space provided below:

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