Question: In a binary classification problem, assume we have a classifier R that guesses randomly (50/50 positive/negative). For data that has 70% positive and 30% negative

In a binary classification problem, assume we have a classifier R that guesses randomly (50/50 positive/negative). For data that has 70% positive and 30% negative instances, show that R gets 50% error.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Q3. [2 points] In a binary classification problem, assume we have a classifier R that guesses randomly (50/50 positiveegative). For data that has 70% positive and 30% negative instances, show that...

Machine learning, please solve this asap a Q3. [2 points] In a binary classification problem, assume we have a classifier R that guesses randomly (50/50 positiveegative). For data that has 70%...

Given summary about this article the most important Humans inherit artificial intelligence biases Luca Vicente & Helena Matute * Artificial intelligence recommendations are sometimes erroneous and...

Hi, I have an Assignment for my Finance Subject. I have attached the necessary documentation here for you to view including the Lecture slides of all the Topics covered for this assignment. Please...

Jones & Bartlett Learning, LLC. NOT FOR RESALE OR DISTRIBUTION CHAPTER Hot Spot Analysis 10 LEARNING OBJECTIVES C A R R Provide a working definition of a \"hot spot.\" , Be able to explain different...

Criteria Exemplary 6 points Accomplishe d 4.8 points Developing 3.6 points Beginning Minimum Below Standards 2.4 points 1.2 points Formulated, wrote, interpreted, argued, and evaluated...

This text was adapted by The Saylor Foundation under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 License without attribution as requested by the work's original creator or licensee. 1...

of 6 - Question 1 of 20 1.0 Points The result of tossing a coin once will be either head or tail. Let A and B be the events of observing head and tail, respectively. The events A and B are:...

Assignment 4 Please upload the resulting jupyter notebook as pdf with the answers to the questions inline. You can do this by printing the jupyter notebook and then selecting save as pdf. Make sure...

Probability and Statistics - Problem Set c Keith M. Chugg October 2, 2015 1 Preliminaries, Combinatorics, Set Probability 1.1. A number of bats are in a cave. 2 bats can see out of their left eye. 3...

Find the slope of the line containing each pair of points. a. (3, -4) and (7, 2) b. (5, 3) and (2, 5) c. (-0.02, 3.2) and (0.08, -2.3)

How could management use the various options for dispute resolution to deal with the disputes you identified in Question for Review 1? Which might be suitable for negotiation? ADR? litigation?

Question 2 6 ( 0 . 2 6 7 points ) If you have a very low tolerance for risk, which of the following bonds would you be least likely to hold in your portfolio? Question 2 6 options: a U . S . Treasury...

8:37 * N. 80% i ... OBJECTIVES: Create relationships Create a Pivot Table from Related Tables Create a PivotChart Modify the PivotChart The major section in this chapter :ontinuation is: Data...

3-28. Specific purpose:

Costbenefit analysis is used to determine which medicines and treatments US Medicare will cover.

Traders from the faraway nation of Chplandia have brought infected goods to market in the capital of Pcoria. As a result, a new infectious disease called chpitis is spreading through the Pcorian...