Multiple Choice
The projections of male life expectancy at age 65 in the United States are summarized in the following table. (Here, x = 0 corresponds to the beginning of 2000.)
Find the equation of the least-squares line for these data. Use the equation found to estimate the life expectancy at 65 of a male in 2050.
A) y = 0.09x + 16; 20 years
B) y = 0.3x + 10.38; 90 years
C) y = 0.21x + 10.02; 86 years
D) y = 0.3x + 10.38; 25 years
Correct Answer:

Verified
Correct Answer:
Verified
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