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D This Question : 1 pt 2 of 27 ( 0 complete ) V Use a graphing calculator to find a linear regression model for the men's 100 - meter freestyle* 100

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D
This Question : 1 pt
2 of 27 ( 0 complete ) V
Use a graphing calculator to find a linear regression model for the men's 100 - meter freestyle*
100 - Meter Freestyle
data given in the table on the right , where x is years since 1980 and Y is winning time ( in
seconds ) . Do the same for the women's 100 - meter freestyle data . Do these models indicate*
Men
Women
that the women will eventually catch up with the men ?'
1980
50.40
54. 92
1984
49 .80
55.92
The men's linear regression model is
1988
48.63
54. 93
Y = [
1992
49 . 02
54. 65
( Round regression coefficients to three decimal places as needed . )
1996
48.74
54.50
2000
48.48
53.83
The women's linear regression model is
2004
48.17
53.84
Y = \\
2008
47. 21
53. 12
( Round regression coefficients to three decimal places as needed . )

Top Answer

y= -0.093x+234.020 ; R 2 = 0.8695 ( men's 100-meter freestyle) (better... View the full answer

men's 100-meter freestyle.png

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