Use the data below to calculate the Postoperative Mortality rate for Heartland Hospital during June. Express as a percent.  Round to two decimal places. Heartland Hospital June 20XX Live Discharges 500 Deaths 10                Within 10 days after surgery 3                More than 10 days after surgery 7 Number of Operations 504 Number of Patients Operated On 498

Q6: (15 points)In bipartite ranking, documents are grouped into a “relevant (+)” set and a “non-relevant (–)” set. Since relevant documents should appear earlier than non-relevant documents, the ranking error is given by: Total number of disordered pairs/Total number of item pairs between the relevant set and the non-relevant set. Below are a list of documents and their golden-standard relevance labels, the prediction results of a ranking model, and the prediction results of a binary classification model. Please calculate the bipartite ranking error and the binary classification error.​   Document ID Golden-standard relevance labels The predicted scores of the ranking model The predicted labels of the classification models D1 – 0.91 + D2 – 0.82 + D3 + 0.73 + D4 + 0.64 + D5 + 0.55 + D6 + 0.46 + D7 – 0.37 – D8 – 0.28 –

The population of a country is 250,000. In 2017, real GDP was 2.5 billion and Price Index was 100. What is their nominal GDP? 

Calculate the net autopsy rate using the information in the table below.  Express as a percent.  Round to two decimal places. Bayside Hospital April-June, 20XX Discharges and deaths             Adults and children 1,070           Newborns 260 Deaths             Adults and children 31           Newborns 2 Inpatient autopsies 15 Coroner’s case (unavailable for autopsy) 3

  Refer to Figure 1.7. Which of the following set of points all represent inefficient levels of production, ceteris paribus?

The file Dow_data.xlsx contains monthly returns on 10 Dow stocks during a 20-year period.  Create a box and whisker chart and identify which of the following statements is correct.

Q1: (4 points)What is the two main objective of a Support Vector Machine?

Q7: (8 points)After taking the action suggested in the previous question, suppose the discount factor is γ = 0.9, the state transfers from s₂ to s₄ after taking action aₜ, and the reward r is 0.6. Please update the Q-table and write down the updated Q-table. Note: Only one value in the table needs updating, and you might need the Bellman Equation:

Q6: (4 points)What is the strategy of AdaBoosting for reweighing the training data points?

Use the report below from Community Hospital to calculate the ALOS for the OB/Gyn unit for this period. Round to one decimal place. Community Hospital July-December 20XX Unit Unit Bed Count Discharges Discharge Days Medicine 42 10,320 56,762 Oncology 20 4,906 22,624 Urology 10 936 2,798 OB/Gyn 30 3,100 18,388