The average remaining lifetimes for women of various ages in a certain country are given in the following table.+ (A graphing calculator is recommended.) Average Remaining Lifetimes for Women Age (x) Years (y) 0 15 35 65 75 80.4 65.4 46.3 19.9 11.4 (a) Find the equation of the least-squares line for the data. (Round all numerical values to two decimal places.) ASK YOUR

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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(a) Find the equation of the least-squares line for the data. (Round all numerical values to two decimal places.) y= ?
0
The average remaining lifetimes for women of various ages in a certain country are given in the following table.+ (A graphing calculator is recommended.)
Average Remaining
Lifetimes for Women
Age (x) Years (y)
15
35
65
75
80.4
65.4
46.3
19.9
11.4
(a) Find the equation of the least-squares line for the data. (Round all numerical values to two decimal places.)
ŷ= 79.64 0.92x x
MY NOTES
(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.)
58
✔ yr
(c) Is the procedure in part (b) an example of interpolation or extrapolation?
O interpolation
O extrapolation
ASK YOUR TEAC
Transcribed Image Text:0 The average remaining lifetimes for women of various ages in a certain country are given in the following table.+ (A graphing calculator is recommended.) Average Remaining Lifetimes for Women Age (x) Years (y) 15 35 65 75 80.4 65.4 46.3 19.9 11.4 (a) Find the equation of the least-squares line for the data. (Round all numerical values to two decimal places.) ŷ= 79.64 0.92x x MY NOTES (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.) 58 ✔ yr (c) Is the procedure in part (b) an example of interpolation or extrapolation? O interpolation O extrapolation ASK YOUR TEAC
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