What can we say about summer production of pine lumber?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Northwest Lumber Company produces pine lumber. It has kept records of quarterly production
for the years 2010 through 2014. The seasonal index for each quarter is given below, and the
trend equation is: =0.1423r+10.111
Quarter
Seasonal Index
Winter
.754908
Spring
.991249
Summer
Fall
0.8495
What can we say about summer production of pine lumber?
It is below average yearly production due to seasonality
It is above average yearly production due to seasonality
Not enough information is given to determine if summer production is above or
below average yearly production due to seasonality
Transcribed Image Text:Northwest Lumber Company produces pine lumber. It has kept records of quarterly production for the years 2010 through 2014. The seasonal index for each quarter is given below, and the trend equation is: =0.1423r+10.111 Quarter Seasonal Index Winter .754908 Spring .991249 Summer Fall 0.8495 What can we say about summer production of pine lumber? It is below average yearly production due to seasonality It is above average yearly production due to seasonality Not enough information is given to determine if summer production is above or below average yearly production due to seasonality
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