Table 7.5 gives life expectancies for people born in the United States in the given years. (a)
Question:
(a) Determine the least squares approximating line for these data and use it to predict the life expectancy of someone born in 2000.
(b) How good is this model? Explain.
Table 7.5
Transcribed Image Text:
Table 7.5 Year of Birth Life Expectancy (years) 1930 1970 1920 54.1 1940 1950 1960 1980 1990 59.7 629682 6.770873.7 75.4
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