Multiple Choice
Suppose that the U. S. population for the years 1920, 1930, 1940, and 1950 is shown in the table below. Let x represent the number of decades since 1920. Estimate the population in 1970 by using a cubic polynomial that fits these data.
A) 448 million
B) 278 million
C) 236 million
D) 298 million
E) 210 million
Correct Answer:

Verified
Correct Answer:
Verified
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