?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.
?
Year 1920 1930 1940 1950 Population (in millions) 118 138 148 166??
A. ?448 million
B. ?278 million
C. ?236 million
D. ?298 million
E. ?210 million
Answer: D
Mathematics
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A. 
B. 
C. 
D. 
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What will be an ideal response?
Mathematics
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A. 0.50 B. 0.34 C. 0.68 D. 0.95 E. 0.997
Mathematics