A Machine Learning Specialist Is Working with a Large Company

question 75

Multiple Choice

A Machine Learning Specialist is working with a large company to leverage machine learning within its products. The company wants to group its customers into categories based on which customers will and will not churn within the next 6 months. The company has labeled the data available to the Specialist. Which machine learning model type should the Specialist use to accomplish this task?

• A) Linear regression
• B) Classification
• C) Clustering
• D) Reinforcement learning

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Definitions:

Population Variances

A measure of spread within a distribution or how much the members of the population differ from the population mean.

Pooled-variances T-test

A statistical method used to compare the means of two groups, assuming that the two populations have equal variances.

Rejection Region

In hypothesis testing, it is the range of values for which the null hypothesis is rejected in favor of the alternative hypothesis.

Additives

Substances added to products to improve or preserve them.