3.1.Quiz_From Problem to Approach - sj50179/IBM-Data-Science-Professional-Certificate GitHub Wiki

From Problem to Approach

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Question 1

Select the correct statement.

The data science methodology described in this course is outlined by John Rollins from IBM.

The data science methodology described in this course is only used by certified data scientists.

The data science methodology described in this course is limited to IBM.

None of the above statements are correct.

Correct

Question 2

Select the correct statement.

The first stage of the data science methodology is Data Collection.

The first stage of the data science methodology is Business Understanding.

The first stage of the data science methodology is Modeling.

The first stage of the data science methodology is Data Understanding.

Correct

Question 3

Business Understanding is the least important stage in the data science methodology because none of the other stages depend on it.

False

Correct

Correct. It is in fact the most important stage because it shapes the rest of the methodological steps.

Question 4

The main purpose of the analytic approach is identifying what type of patterns will be needed to address the posed question most effectively.

True

Correct

Question 5

Which machine learning algorithm was implement in the case study discussed in the videos?

Support Vector Machines.

Logistic Regression.

Decision Tree Classification.

k-Nearest Neighbor.

Correct