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The expected life span of people in a country for certain birth years is given in the table. Complete parts (a)-(c). Click to see the data table. .... a) Find a logistic function to model the data, with x equal to how many years after 1900 the birth year is. % = 1+ (Use integers or decimals for any numbers in the expression. Round to three decimal places as needed.)

The expected life span of people in a country for certain birth years is given in the table. Complete parts (a)-(c). Click to see the data table. .... a) Find a logistic function to model the data, with x equal to how many years after 1900 the birth year is. % = 1+ (Use integers or decimals for any numbers in the expression. Round to three decimal places as needed.)

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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als fo Birth Life Span Birth Life Span (years) Year (years) Year 1920 63.3 1994 86.1 1930 69.3 1996 86.3 1940 74.2 1998 86.4 1950 78.0 1999 86.5 1960 80.9 2000 86.6 1970 83.0 2001 86.6 1975 83.9 2002 86.7 1980 84.6 2003 86.8 1987 85.4 2004 86.8 1988 85.5 2005 86.9 1989 85.7 2010 87.1 1990 85.7 2015 87.4 1992 85.9 2020 87.5
Transcribed Image Text:als fo Birth Life Span Birth Life Span (years) Year (years) Year 1920 63.3 1994 86.1 1930 69.3 1996 86.3 1940 74.2 1998 86.4 1950 78.0 1999 86.5 1960 80.9 2000 86.6 1970 83.0 2001 86.6 1975 83.9 2002 86.7 1980 84.6 2003 86.8 1987 85.4 2004 86.8 1988 85.5 2005 86.9 1989 85.7 2010 87.1 1990 85.7 2015 87.4 1992 85.9 2020 87.5
The expected life span of people in a country for certain birth years is given in the table. Complete parts (a)-(c). E Click to see the data table. ... a) Find a logistic function to model the data, with x equal to how many years after 1900 the birth year is. y = 1+ (Use integers or decimals for any numbers in the expression. Round to three decimal places as needed. )
Transcribed Image Text:The expected life span of people in a country for certain birth years is given in the table. Complete parts (a)-(c). E Click to see the data table. ... a) Find a logistic function to model the data, with x equal to how many years after 1900 the birth year is. y = 1+ (Use integers or decimals for any numbers in the expression. Round to three decimal places as needed. )
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