A Medical Researcher Is Interested in Assessing the Probability of Some

question 90

Multiple Choice

A medical researcher is interested in assessing the probability of some symptoms of coronary heart disease being present at a given age. For this reason he uses the following data collected on 100 individuals. The response variable is CHD which is 1 if coronary heart disease is present and 0 otherwise. The following linear probability model and logit model have been estimated: Linear probability: = - 0.53796 + 0.02181Age
Logit: = Using the logitmodel, find the age of a person for which the estimated chances of having coronary heart disease are 50%?

• A) 47.8 years old
• B) 56.3 years old
• C) 45.5 years old
• D) 47.6 years old

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