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Find the trend using five yearly moving averages from the following data of profit (in lakh ₹) of a trader in different years:

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Find the trend using five yearly moving averages from the following data of profit (in lakh ₹) of a trader in different years:

Year 2007 2008 2009 2010 2011 2012 2013 2014 2015
Profit (lakhs) 15 14 18 20 17 24 27 25 23

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Here, n = 9; So t = 1, 2, ……, 9; y = Profit

To calculate five yearly moving average the table is prepared as follows:

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