COCO SOLUTIONS ACADEMIC STORE

What is data mining? - Answer - Finding or extracting patterns in data - Concerned with meaningful previously unknown patterns - Combines statistics, machine learning and computing - It is motivated by: i. Large volumes of data ii. Different type/dimensions of data iii. Complex questions that require more than traditional statistical analyses What is Descriptive Modelling? - Answer -Focus on historical data only and summarises what has happened. -Developing reports,...

Which of the following is NOT included when using "summary ()" on a dataset? a. Mean b. Median c. Mode d. 1st Quartile e. 3rd Quartile - Answer c. Mode What is the difference between head() and [1:6,] - Answer These are two ways of getting the same output. True or False. Predictive Analytics, as opposed to Statistics, is involved with macro-decisioning when dealing with data-driven problems. - Answer False What would the function [1:3, 10] return?...

Strategic Decision - Answer a decision that involves higher-level issues and that is concerned with the overall direction of the organization, defining the overarching goals and aspirations for the organization's future Tactical decision - Answer a decision concerned with how the organization should achieve the goals and objectives set by its strategy Operational Decision - Answer a decision concerned with how the organization is the run from day to day Business Ana...

First development - Answer technological advances, social networks and data generated from personal electronic devices produce incredible data Second development - Answer • Advances in computational approaches to effectively handle and explore massive amounts of data • Faster algorithms for optimization and simulation, and • More effective approaches for visualizing data Third development - Answer • The methodological developments were paired with an explosion ...

Strategic Decisions - Answer Involve higher-level issues concerned with the overall direction of the organization. These decisions define the organization's overall goals and aspirations for the future. Mainly made by executives. Tactical Decisions - Answer Concern how the organization should achieve the goals and objectives set by its strategy Are usually the responsibility of midlevel management Operational Decisions - Answer Affect how the firm is run from day to ...

Observation: - Answer set of recorded values of variables associated with a single entity. "Data-mining approaches can be separated into two categories. - Answer " Supervised learning , Unsupervised learning Supervised learning - - Answer For prediction and classification. Unsupervised learning - - Answer To detect patterns and relationships in the data. Data Sampling: - Answer Extract a sample of data that is relevant to the business problem under...

Observation: - Answer set of recorded values of variables associated with a single entity. "Data-mining approaches can be separated into two categories. - Answer " Supervised learning , Unsupervised learning Supervised learning - - Answer For prediction and classification. Unsupervised learning - - Answer To detect patterns and relationships in the data. Data Sampling: - Answer Extract a sample of data that is relevant to the business problem under...

True or false: In logistic regression, the smaller the p-value for an independent variable, the more predictive power that variable has relative to the dependent variable. - Answer true The data type of the dependent variable in logistic regression must be ________. - Answer binary The data types of all independent variables in linear regression must be _________. - Answer numeric In a logistic regression model, the confidence values that indicate how sure you can be t...

Midterm two - Answer 6-9 A business analytics professional wants to predict the likelihood of patients to have a second heart attack using their past data. Which of the following models should be used? a. Simple Linear regression b. multiple linear regression c. logistic regression d. discriminative analysis - Answer logistic regression In the logistic regression method, one needs to designate an attribute to be predicted as 'label'. which of the following rapid...

data mining - Answer automated process of finding relationships and patterns in stored data data mining is motivated by... - Answer business need, large amounts of available data, human's limited cognitive processing abilities data mining enabled by.. - Answer data warehouses, parallel processing, and data mining algos web mining - Answer data mining focused on the analysis of web usage, structure, content text mining - Answer using natural language p...

predictive analytics in law enforcement - Answer 1. policing with less 2. new thinking on cold cases 3. the big picture starts small 4. success brings credibility 5. just for the facts 6. safer streets for smarter cities not new - Answer Although the term "data mining" is relatively new, the ideas behind it are ___ ___. statistical analysis; artificial intelligence - Answer Many of the techniques used in data mining have their roots in traditional ___________ _...

Which essential information would the nurse include in the hand-off report when a patient is transferred to a recovery area after an invasive procedure? Select all that apply. Duration of the procedure Expected time of discharge Condition after the procedure Condition during the procedure Condition before the procedure All medications given during the procedure - Answer Condition after the procedure Condition during the procedure Condition before the procedure All medicat...

Sort the characteristics into the respective types of microorganisms Resident Flora - Answer Grows in hair follicles Grows inside the epidermis Generally harmless Difficult to remove Grows in the dermis (deeper layers of the skin) Sort the characteristics into the respective types of microorganisms Transient Flora - Answer Easily removed Picked up through contact with contaminated surfaces Often pathogenic Picked up through contact with infected patients Grows on the...

The nurse is caring for an older adult who lives alone. The nurse becomes concerned that the patient is getting inadequate nutrition based on which neurologic manifestations? Select all that apply. Decreased alertness Slower muscle response time Decreased hearing Decreased visual acuity Slower problem-solving - Answer Decreased alertness Slower muscle response time Slower problem-solving The nurse is caring for an older adult with Alzheimer disease and a secondary diagnosis of...

1 Exam (elaborations) Week 6 - Hypertension and Coronary Artery Disease Sherpath Questions and All Correct Answers. 2 Exam (elaborations) Week 5 Sherpath: Coronary Artery Disease Questions Fully Solved. 3 Exam (elaborations) SHERPATH: Coronary Artery Disease Questions and Correct Answers.

A patient with hypertension is at high risk for developing which conditions? - Answer Myocardial infarction (MI), Renal disease, Stroke, Heart failure (HF), and Vision loss Which class of medication puts a woman at higher risk for developing hypertension? - Answer oral contraceptives Which ethnic group has the lowest rate of blood pressure (BP) control along with the lowest awareness of BP and treatment options? - Answer Hispanics Which function is performed by the vas...

Which factor is considered a modifiable risk for coronary artery disease (CAD)? A. Age of 44 years B. Diabetes mellitus C. Family history of heart disease D. Male gender - Answer B. Diabetes mellitus Diabetes mellitus is a modifiable or controllable risk factor for CAD. In which order does atherosclerosis develop? 1. Some monocytes differentiate into macrophages. 2. Large amounts of low-density lipoproteins (LDLs) trigger vascular inflammation. 3. Foam cells develop from the com...

A patient with atherosclerosis asks the nurse to describe the events leading to the development of the atherosclerosis. In which order does the nurse describe the pathophysiological events? "Lipids were able to access and accumulate in the smooth muscle cells of the blood vessels." "Chronic injury led to the damage of your endothelium, or cells lining your blood vessels." "A build-up of collagen resulted in a partial or total blockage of your blood vessels." "The blood...

What are the most common signs and symptoms of AMI for women? - Answer -jaw pain -sweating -vertigo (dizziness) -indigestion or N&V Immune reaction to untreated streptococcal infection - Answer Rheumatic heart disease Left ventricular hypertrophy caused often by smoking or genetics - Answer Hypertensive heart disease Myocardium is unable to pump enough blood to meet the body's needs - Answer Congestive heart failure Lack of blood supply from atherosclero...

How would the nurse explain to the patient with coronary artery disease (CAD) why chronically elevated levels of C-reactive protein (CRP) are a good predictor of CAD? - Answer "Chronically elevated CRP levels are associated with plaque formation." The nurse identifies which patient as being at greatest risk for coronary artery disease (CAD)? - Answer 80-year-old woman with hyperlipidemia When assessing a patient with coronary artery disease (CAD), which finding is expecte...