User Account

All Pages

Popular way to measure impurity

Assignment Help Business Economics
Reference no: EM132339386

Question

1. This is a popular way to measure impurity. A.Gini Index B. Entrophy C. Both a and b D. None of the above

2. The numbers on the left fork at a decision node are the number of records in the decision node that had A. Values equal to splitting value B. Values greater than the splitting value C.Values less than or equal to splitting value D.None of the above

3. Using a Full grown tree (based on training data) leads to A.Outliers B.Misclassification errors C.Complete overfitting of data D.None of the above

4. Overfitting can be limited by A.Stopping Tree Growth B.Pruning the full grown tree C.Both a and b D.None of the above

5. This is a recursive partitioning method that predates classification and regression tree (CART) A.Pruning B.Association C.CHAID (chi-squared automatic interaction detection) D.None of the above

6. Different cutoff values lead to different classifications and consequently different classification matrices. The overall accuracy is computed for various values of the cutoff value, and the cutoff value that yields maximum accuracy is chosen. The danger is A.Outliers B.Misclassification C.False positives D.Overfitting

7. In logistic regression, the relation between Y and Beta parameters is non linear. For this reason, Beta parameters are estimated using A.Maximum likelihood method B.Method of least squares C.Both a and b D.None of the above

8. Logistic Regression can be used for A.Classification B.Profiling C.Both Classification and Profiling D.None of the above

9. Logistic Regression can be used in data to find similarities between observations within each class in terms of the predictor variables. This is known as A.Probability of variables B.Classification C.Profiling D.All the above

10. This Metric is very popular in sports, gambling in general, epidemiology, and many other areas and is defined as the ratio of the probability of belonging to class 1 to probability to belonging to class 0 A.Probability of winning B.Probability of contracting a disease C.Classification D.Odds

Reference no: EM132339386

Questions Cloud

Keys issues involved in use of communications technology : What are the keys issues involved in the use of communications technology to access data within the organization?
What is best analysis approach for cancer control service : Laureate International Universities- PUBH6007 Program Design, Implementation & Evaluation Needs Assessment. What is analysis approach for cancer control service
Execute or take the actions that the software : Software needs something to execute or take the actions that the software was designed to do. Matter of fact, without hardware, could we have created software?
How might you use your style with organization management : How might you use your style with organization management? How does your style prepare you for operations strategy? The response must be typed, single spaced.
Popular way to measure impurity : 1. This is a popular way to measure impurity. A.Gini Index B. Entrophy C. Both a and b D. None of the above
Describe topic-legal regulations and compliance invest : During the past several weeks, you completed a team assignment on a business segment and its legal, compliance, and regulatory issues. How did the process help.
Symmetrical and master-slave multiprocessing systems : Evaluate the advantages and disadvantages of both symmetrical and master-slave multiprocessing systems in regards to computer processing speed
Determining the denormalization functionality : Evaluate the need for denormalization within an organization. Provide at least three examples that prove denormalization is useful to data consumers.
Discussion about the security in cloud : In 500 words or more, consider this statement: For cloud computing to become multi-jurisdictional, it must be separated from politics.

Reviews

Write a Review

Business Economics Questions & Answers

  Calculate net present value of costs for each year

As a systems analyst, you are preparing a new information system project proposal for management that require you to create a costs-benefits analysis prior to project presentation. Create a costs-benefits analysis spreadsheet. Calculate net present v..

  Velocity of circulation of a monetary aggregate

Why would you expect the velocity of circulation of a monetary aggregate such as M1 or M2 to rise during periods of high interest rates and to decline during periods of low interest rates?

  Policy recommendation impact interest rates

How will your policy recommendation impact interest rates, the unemployment rate, and the inflation rate?

  Charging the same price to all consumers

A monopolist engages in price discrimination Select one: a. by charging the same price to all consumers. b. by charging a lower price when marginal cost is high

  How have laws such as americans with disabilities act

Based on the readings, how have laws such as the Americans with Disabilities Act (ADA) and the ADA Amendments Act (ADAAA), Civil Rights Acts, influenced the perception you and others have in relationship to diversity?

  Parties express an objective intent to contract

Under the UCC, if no price is stated in an offer but the parties express an objective intent to contract, there is reasonably certain basis for providing a remedy in case of a breach, and a quantity term is included in the offer:

  Can someone help me answer this

Can someone help me answer this? In the United States, the Federal Reserve (specifically the Federal Open Market Committee) sets the policy rate

  What is your understanding of sustainability

What is your understanding of sustainability when applied to a business? What are examples of business sustainability that you are aware of experience.

  Line associated with operating costs in this interval

Development of a new computer network requires $1,007,324 as first costs and $45,051 per year as operating costs. It will be in operation for the next 5 years bringing $542,338 as annual revenue over this period. It is also known that MARR is 15%, an..

  Explain how does price elasticity of demand for corn oil

Explain how does price elasticity of demand for corn oil influence quantity-demanded of corn oil and Total Revenue earned by sellers of corn oil? Explain, using economic terms, why this is so.

  Change in value by the same percentage

Suppose the S&P 500 was at 2,000 today and in 5 years the S&P 500 is at 8,000. If one would use $10,000 to purchase stocks that would change in value

  Why do you suppose r was included in the equation

Why do you suppose R was included in the equation as a variable? If you were a supplier to the furniture manufacturer.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd