DataScience_030_Methodology

_____ is the first step in data science methodology

• Business understanding

• Analytic approach

• Data requirements

• Data collections

• Data understanding

In Data Science, the first step is "business understanding", which is about getting to know the _____

• problem

• goal

• objective

• sales

• profit

The second step in data science methodology is _____.

• Business understanding

• Analytic approach

• Data requirements

• Data collections

• Data understanding

In Data Science, which Analytical model is to determine probabilities of an action?

• Predictive model

• Descriptive model

• Classification Model

In Data Science, which Analytical model is to show relationships?

• Predictive model

• Descriptive model

• Classification Model

In Data Science, which Analytical model that requires "Yes/No" answer?

• Predictive model

• Descriptive model

• Classification Model

In data science "Decision tree" is a type of _____ that can be used in both regression and classification problems.

• Machine teaching  algorithms

• Machine operating  algorithms

• Machine Learning  algorithms

The third step in data science methodology is _____.

• Business understanding

• Analytic approach

• Data requirements

• Data collections

• Data understanding

The forth step in data science methodology is _____.

• Business understanding

• Analytic approach

• Data requirements

• Data collections

• Data understanding

The fifth step in data science methodology is _____.

• Business understanding

• Analytic approach

• Data requirements

• Data collections

• Data understanding