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Calculate the least square lines. Put the equation in the form of y=a+bx Find the correlation coefficient. Is it significant? Find the estimated life expectancy

Calculate the least square lines. Put the equation in the form of y=a+bx

Find the correlation coefficient. Is it significant?

Find the estimated life expectancy for an individual born in 1950 and for one born in 1982?

1930 59.7

1940 62.9

1950 70.2

1965 69.7

1973 71.4

1982 74.5

1987 75

1992 75.7

2010 78.7

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