Orange lec 2

Which of the following is a numeric feature?

• Gender
  

• Salary
  

• Marital Status
  

• Occupation

Which of the following is a categorical feature?

• Height
  

• Age
  

• Education Level
  

• Income

Which of the following features can be as Metas/Ignored field?

• Salary

• Gender

• No. of children

• CustomerID

Target field must be................... data type

• text

• numeric

• categorical

• date/time

The widget CSV File Import, must be followed by..................

• File widget

• Select column widget

• Distributions

• Feature Statistics

Any feature that will not affect the target and will not be displayed in the results.

• Metas

• Ignored

• Select Columns

My role is to normalize any numeric field to a range from 0 to 1. This step will increase the efficiency of analyzing the dataset and increase the accuracy of prediction.

• Normalization

• Preprocess

• Outliers

• Data Sampler

What is the relation between oldpeak : thalac ?

• Directly Strong

• Inversely Weak

• Inversely Strong

• Directly Weak

Which widget is used to know what the the most effective feature that affects the target

• FreeViz

• Correlations

• Data Table

• Distributions

Which widget is used to know whether the target is balanced or not?

• Correlations

• FreeViz

• Feature Statistics

• Distributions