The average remaining lifetimes for women of various ages in a certain country are given in the following table. + (A graphing calculator is recommended.) (a) Find the equation of the least-squares line for the data. (Round all numerical values to two decimal places.) y= ? (b) Use the equation from part (a) to estimate the remaining lifetime (in years) of a woman of age 23. (Round your answer to the nearest year.) ? yr

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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The average remaining lifetimes for women of various ages in a certain country are given in the following table. + (A graphing calculator is recommended.) (a) Find the equation of the least-squares line for the data. (Round all numerical values to two decimal places.) y= ? (b) Use the equation from part (a) to estimate the remaining lifetime (in years) of a woman of age 23. (Round your answer to the nearest year.) ? yr
Average Remaining
Lifetimes for Women
Age (x)
0
15
35
65
75
Years (y)
80.4
65.4
46.3
19.9
11.4
2
Transcribed Image Text:Average Remaining Lifetimes for Women Age (x) 0 15 35 65 75 Years (y) 80.4 65.4 46.3 19.9 11.4 2
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