Home » Data Science » Machine Learning » Which of the following is true about the hazard of patient 1 and 2 at time T? Q: Practice More Questions From: Build A Risk Model Using Linear and Tree-Based Models Created with Fabric.js 4.6.0 Practice More Questions Data Analysis 2000+ Qs Machine Learning 1000+ Qs Created with Fabric.js 4.6.0 Similar Questions Person 1 has hazard h_1(t) = 1, and Person 2 has hazard h_2(t) = 2. What is the probability of dying within the first year for each patient?Now assume that the hazards for patient 1, h_1and for patient 2, h_2 are proportional to each other. Also assume that S_1(T) > S_2(T) for some T > 0. Then which of the following is true about the…What is the hazard ratio between Person 1, a 40 year old non-smoker, and Person 2, a 30 year old smoker?Using the Nelson-Aalen estimator estimate H(7), the value of the cumulative hazard at t=7 for this dataset.What is the sensitivity and specificity of a pneumonia model that always outputs positive? In other words, the models says that every patient has the disease.Calculate the conditional average treatment effect applying the Two-Tree Learner method, the patient has an Age=61 and BP= 130.What is the C-index for a model which always outputs 0.6 for any patient regardless of their health outcome?What will this patient's risk score be one year later, if all other features remain the same?Using the S-Learner, or Single Tree, method, what is the conditional average treatment effect for a 61 year-old patient with a blood pressure (BP) of 140?True or False: If t is larger than the longest survival time recorded in the dataset, then S(t) = 0S(t)=0 according to the Kaplan-Meier estimate.An analyst runs code to convert string data into a date/time data type that results in the following: “2020-07-10”. Which of the following are examples of code that would lead to this return? Select…You add information on the x-axis to represent a scale of values for the total electric vehicle sales and on the y-axis to represent the time periods (2015 and 2020).Assume h_1(t) = t, and h_2(t) = 1.0. At which time T > 0 does S_1(T) = S_2(T)?Let’s see why F1 is used instead of the regular mean of precision and recall. Let’s say the mean of precision and recall is at least 0.75. Which of the following could be the true value of the…Tableau is used to create dynamic and interactive visualizations. Dynamic visualizations can change over time. What does it mean for a visualization to be interactive? Created with Fabric.js 4.6.0 Practice More Questions Data Analysis 200+ Qs Machine Learning 100+ Qs
