Practical Data Science using Python - Logistic Regression - Data Analysis and Feature Engineering

Practical Data Science using Python - Logistic Regression - Data Analysis and Feature Engineering

Assessment

Interactive Video

•

Information Technology (IT), Architecture

•

University

•

Practice Problem

•

Hard

Created by

Wayground Content

FREE Resource

The video tutorial explores the impact of different internet connectivity types on customer churn rates, highlighting that fiber optic users tend to churn more. It discusses data processing techniques, including converting binary categorical features to numeric values and handling nominal categorical features with dummy variables. The tutorial also covers data cleaning, splitting data into training and test sets, and applying logistic regression with scaling to ensure uniformity across features.

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10 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What are the two types of Internet connectivity mentioned in the text?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What percentage of people with single Internet connectivity churn?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the churn percentage for people on fiber optic lines?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

Why is it important for the organization to analyze churn data?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the process of converting categorical features into numeric equivalents?

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain the concept of dummy variables in the context of nominal categorical features.

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of the 'drop first' parameter when creating dummy variables?

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