What is the difference between the last two plots? Does the proportion of the number of rings changes based on sex?

INSTRUCTIONS TO CANDIDATES

ANSWER ALL QUESTIONS

Q1: What is the difference between the last two plots?

Q2: Observation: Does the proportion of the number of rings changes based on sex?

Q3: Write a hypothesis about it and suggest H0 and Ha?

Q4: What is the test conducted in the previous cell? When do we use this kind of test? Interpret the results.

Q5: What is a t-test? Think of an example of a t-test that you can perform on the given dataset (Abalone).

Q6: What is an ANOVA? Think of an example of an ANOVA test that you can perform on the given dataset.

Q7: If predictors and target are defined as the previous cell, what kind of algorithm should we use to predict the target?

Q8: Why do we need to split the data in classification algorithms?

Actual Predicted

0 15 8.317449

1 7 7.370928

2 9 9.805707

3 10 8.901327

4 7 6.999174

Q9: What can you learn from the previous plot?

Mean Absolute Error: 1.8864971216844468

Mean Squared Error: 6.8569439678269966

Root Mean Squared Error: 2.618576706500498

Root Mean Squared Error: 2.618576706500498

R2 score: 0.34022025111581233

Q10: What is R2 and how can we interpret the value of R2 of the previous cell?

Q11: Assume that we are interested in predicting Infants, what is the value of the following parameters (use the Confusion Matrix for Logstic Regression Classifier):

True Postive:

True Negative:

Recall:

Q12: Explain k-means clustering algorithm, name a few other clustering algorithms.

Q13: Why do we need Generalized Linear Models (GLMs)?

Q14: What is overfitting?

Q15: What are the similarities and differences between PCA and LDA?

Attachments:

Related Questions

. The fundamental operations of create, read, update, and delete (CRUD) in either Python or Java

CS 340 Milestone One Guidelines and Rubric  Overview: For this assignment, you will implement the fundamental operations of create, read, update,

. Develop a program to emulate a purchase transaction at a retail store. This  program will have two classes, a LineItem class and a Transaction class

Retail Transaction Programming Project  Project Requirements:  Develop a program to emulate a purchase transaction at a retail store. This

. The following program contains five errors. Identify the errors and fix them

7COM1028   Secure Systems Programming   Referral Coursework: Secure

. Accepts the following from a user: Item Name Item Quantity Item Price Allows the user to create a file to store the sales receipt contents

Create a GUI program that:Accepts the following from a user:Item NameItem QuantityItem PriceAllows the user to create a file to store the sales receip

. The final project will encompass developing a web service using a software stack and implementing an industry-standard interface. Regardless of whether you choose to pursue application development goals as a pure developer or as a software engineer

CS 340 Final Project Guidelines and Rubric  Overview The final project will encompass developing a web service using a software stack and impleme