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Polytechnic State University Sanluis Jan-2006 - Nov-2010
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Category > AccountingPosted 21 May 2017My Price6.00
Compute the three-day moving averages
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20.12 For Exercises 20.10 and 20.11, draw the time series and the two sets of exponentially smoothed values. Does there appear to be a trend component in the time series? 20.13 Xr20-13 The following daily sales figures have been recorded in a medium-size merchandising firm. Week Day 1 2 3 4 Monday 43 51 40 64 Tuesday 45 41 57 58 Wednesday 22 37 30 33 Thursday 25 22 33 38 Friday 31 25 37 25
a. Compute the three-day moving averages.
b. Plot the time series and the moving averages on a graph.
c. Does there appear to be a seasonal (weekly) pattern?
