Amazon Exam MLS-C01 Topic 7 Question 63 Discussion

Actual exam question for Amazon's MLS-C01 exam

Question #: 63
Topic #: 7

A machine learning specialist is developing a regression model to predict rental rates from rental listings. A variable named Wall_Color represents the most prominent exterior wall color of the property. The following is the sample data, excluding all other variables:

The specialist chose a model that needs numerical input data.

Which feature engineering approaches should the specialist use to allow the regression model to learn from the Wall_Color data? (Choose two.)

AApply integer transformation and set Red = 1, White = 5, and Green = 10.

BAdd new columns that store one-hot representation of colors.

CReplace the color name string by its length.

DCreate three columns to encode the color in RGB format.

EReplace each color name by its training set frequency.

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Suggested Answer: A, D

by Elouise at Sep 18, 2022, 06:19 AM

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