Access the significsnce of each of the variables in the attached table. For age, write out all of the steps for hypothesis testing. For the other variables, report a p-value and conclusion. Write out the interpretation of the hazards ratios for age and sex in words. What is the estimated hazard ratio for a 10-year increase in age?

MATLAB: An Introduction with Applications
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  1. Access the significsnce of each of the variables in the attached table. For age, write out all of the steps for hypothesis testing. For the other variables, report a p-value and conclusion.
  2. Write out the interpretation of the hazards ratios for age and sex in words.
  3. What is the estimated hazard ratio for a 10-year increase in age?
TABLE 14.32
Proportional-hazards model relating
the hazard of recidivism to age, sex,
number of cigarettes smoked prior to
quitting, and log,„CO concentration
Standard
Regression
coefficient
error
(B)
se(ß)
Risk factor
0.0023
Age
Sex(1 = M/O = F)
0.0058
-0.127
0.143
Number of cigarettes smoked
-0.0038
0.0050
Log,,CO (adjusted)a
0.912
0.366
aThis variable represents CO values adjusted for minutes elapsed since last
cigarette smoked prior to quitting.
Transcribed Image Text:TABLE 14.32 Proportional-hazards model relating the hazard of recidivism to age, sex, number of cigarettes smoked prior to quitting, and log,„CO concentration Standard Regression coefficient error (B) se(ß) Risk factor 0.0023 Age Sex(1 = M/O = F) 0.0058 -0.127 0.143 Number of cigarettes smoked -0.0038 0.0050 Log,,CO (adjusted)a 0.912 0.366 aThis variable represents CO values adjusted for minutes elapsed since last cigarette smoked prior to quitting.
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