The Child Health and Development Studies investigate a range of topics. One study considered all pregnancies between 1960 and 1967 among women in the Kaiser Foundation Health Plan in the San Francisco East Bay area. Here, we study the relationship between parity and weight of the baby. The variable parity is coded 0 if the child is the first born, and 1 otherwise. The summary table below shows the results of a linear regression model for predicting the average birth weight of babies, measured in ounces, from parity. Estimate Std. Error t value Pr(>lt|) (Intercept) parity 120.07 0.60 199.94 0.0000 -1.93 1.19 -1.62 0.1052
The Child Health and Development Studies investigate a range of topics. One study considered all pregnancies between 1960 and 1967 among women in the Kaiser Foundation Health Plan in the San Francisco East Bay area. Here, we study the relationship between parity and weight of the baby. The variable parity is coded 0 if the child is the first born, and 1 otherwise. The summary table below shows the results of a linear regression model for predicting the average birth weight of babies, measured in ounces, from parity. Estimate Std. Error t value Pr(>lt|) (Intercept) parity 120.07 0.60 199.94 0.0000 -1.93 1.19 -1.62 0.1052
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
A. Write the equation of the regression line.
B. Interpret the slope in this context, and calculate the predicted birth weight of first borns and others
C. Is there a statistically significant relationship between the average birth weight and parity? Provide an explanation with numeric support.

Transcribed Image Text:The Child Health and Development Studies investigate a range of topics. One study considered all pregnancies between 1960 and 1967 among women
in the Kaiser Foundation Health Plan in the San Francisco East Bay area. Here, we study the relationship between parity and weight of the baby. The
variable parity is coded 0 if the child is the first born, and 1 otherwise. The summary table below shows the results of a linear regression model for
predicting the average birth weight of babies, measured in ounces, from parity.
Estimate
Std. Error
t value
Pr(>|t|)
(Intercept)
parity
120.07
0.60
199.94
0.0000
-1.93
1.19
-1.62
0.1052
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