Annual estimates of the population in the age group 65+ in a certain city from 2005 (t = 1) onward are used to estimate the following quadratic trend model: 
, = 148,187 - 554t + 135.5t2 Using this model, the estimate for 2014 is
A) 157,218.
B) 156,197.
C) 153,713.
D) 161,312.
E) 158,489.
Correct Answer:
Verified
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