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A Medical Researcher Is Interested in Assessing the Probability of Some

Question 57

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A medical researcher is interested in assessing the probability of some symptoms of coronary heart disease (CHD) being present at a given age.For this reason he uses the following data collected on 100 individuals. A medical researcher is interested in assessing the probability of some symptoms of coronary heart disease (CHD) being present at a given age.For this reason he uses the following data collected on 100 individuals.   Thus,the variable under study is CHD that assumes a value of 1 if coronary heart disease is present,and a value of 0 otherwise.Using Excel and Minitab,the following linear and logistics regression equations have been estimated: Linear Regression:   = - 0.53796 + 0.02181Age Logistic Regression:   For the linear equation,what is the range of values of Age for which   can be regarded as the estimated probability of coronary heart disease? A)  From 30.5 to 60.3 B)  From 24.7 to 70.5 C)  From 20.6 to 60.9 D)  From 28.2 to 79.2 Thus,the variable under study is CHD that assumes a value of 1 if coronary heart disease is present,and a value of 0 otherwise.Using Excel and Minitab,the following linear and logistics regression equations have been estimated: Linear Regression: A medical researcher is interested in assessing the probability of some symptoms of coronary heart disease (CHD) being present at a given age.For this reason he uses the following data collected on 100 individuals.   Thus,the variable under study is CHD that assumes a value of 1 if coronary heart disease is present,and a value of 0 otherwise.Using Excel and Minitab,the following linear and logistics regression equations have been estimated: Linear Regression:   = - 0.53796 + 0.02181Age Logistic Regression:   For the linear equation,what is the range of values of Age for which   can be regarded as the estimated probability of coronary heart disease? A)  From 30.5 to 60.3 B)  From 24.7 to 70.5 C)  From 20.6 to 60.9 D)  From 28.2 to 79.2 = - 0.53796 + 0.02181Age
Logistic Regression: A medical researcher is interested in assessing the probability of some symptoms of coronary heart disease (CHD) being present at a given age.For this reason he uses the following data collected on 100 individuals.   Thus,the variable under study is CHD that assumes a value of 1 if coronary heart disease is present,and a value of 0 otherwise.Using Excel and Minitab,the following linear and logistics regression equations have been estimated: Linear Regression:   = - 0.53796 + 0.02181Age Logistic Regression:   For the linear equation,what is the range of values of Age for which   can be regarded as the estimated probability of coronary heart disease? A)  From 30.5 to 60.3 B)  From 24.7 to 70.5 C)  From 20.6 to 60.9 D)  From 28.2 to 79.2 For the linear equation,what is the range of values of Age for which A medical researcher is interested in assessing the probability of some symptoms of coronary heart disease (CHD) being present at a given age.For this reason he uses the following data collected on 100 individuals.   Thus,the variable under study is CHD that assumes a value of 1 if coronary heart disease is present,and a value of 0 otherwise.Using Excel and Minitab,the following linear and logistics regression equations have been estimated: Linear Regression:   = - 0.53796 + 0.02181Age Logistic Regression:   For the linear equation,what is the range of values of Age for which   can be regarded as the estimated probability of coronary heart disease? A)  From 30.5 to 60.3 B)  From 24.7 to 70.5 C)  From 20.6 to 60.9 D)  From 28.2 to 79.2 can be regarded as the estimated probability of coronary heart disease?


A) From 30.5 to 60.3
B) From 24.7 to 70.5
C) From 20.6 to 60.9
D) From 28.2 to 79.2

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