Table 11.20 U.S. infant-mortality rates per 1000 livebirths, 1960-2005 ** y* X y 1960 26.0 1985 10.6 1965 24.7 1990 9.2 1970 20.0 1995 7.6 1975 16.1 2000 6.9 1980 12.6 2005 6.9 *x = year, y = infant-mortality rate per 1000 live births. *11.13 Fit a linear-regression line relating infant-mortality rate to chronological year using these data. Use a data transformation if necessary. *11.14 Test for the significance of the linear relationship developed in Problem 11.13. *11.15 If the present trends continue for the next 5 years, then what would be the predicted infant-mortality rate in 2010? *11.16 Provide a standard error for the estimate in Problem 11.15.

Table 11.20 U.S. infant-mortality rates per 1000 livebirths, 1960-2005 ** y* X y 1960 26.0 1985 10.6 1965 24.7 1990 9.2 1970 20.0 1995 7.6 1975 16.1 2000 6.9 1980 12.6 2005 6.9 x = year, y = infant-mortality rate per 1000 live births. 11.13 Fit a linear-regression line relating infant-mortality rate to chronological year using these data. Use a data transformation if necessary. 11.14 Test for the significance of the linear relationship developed in Problem 11.13. 11.15 If the present trends continue for the next 5 years, then what would be the predicted infant-mortality rate in 2010? *11.16 Provide a standard error for the estimate in Problem 11.15.

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

Table 11.20 U.S. infant-mortality rates per 1000
livebirths, 1960-2005
x*
y*
X
y
1960
26.0
1985
10.6
1965
24.7
1990
9.2
1970
20.0
1995
7.6
1975
16.1
2000
6.9
1980
12.6
2005
6.9
*x = year, y = infant-mortality rate per 1000 live births.
*11.13 Fit a linear-regression line relating infant-mortality
rate to chronological year using these data. Use a data
transformation if necessary.
*11.14 Test for the significance of the linear relationship
developed in Problem 11.13.
*11.15 If the present trends continue for the next 5 years,
then what would be the predicted infant-mortality rate in
2010?
*11.16 Provide a standard error for the estimate in Problem
11.15.

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