After declining over the last century, the percentage of men aged 65 and older in the workforce
Question:
After declining over the last century, the percentage of men aged 65 and older in the workforce has begun to rise in recent years, as shown by the following table.
(a) Using the regression feature on a graphing calculator, find a cubic function that models this data, letting t = 0 correspond to the year 1900.
(b) Using your answer to part (a), find the rate that the percent of men aged 65 and older in the workforce was increasing in 1965 and 2015.
Transcribed Image Text:
Year 1920 1930 1940 1950 1960 1970 1980 1990 2000 2010 2018 Percent of Men 65 and Older in Workforce 55.6 54.0 41.8 45.8 33.1 26.8 19.0 16.3 17.7 20.5 23.3
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