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03 Row and Column Filtering - Solution

03 Row and Column Filtering - Solution
Exercise: Row Filtering1) Read the adult.csv file by executing the File Reader node2) Filter out rows where the marital status is missing3) Extract rows where - the marital status is divorced- the marital status is never married and age is between 20 and 40 (both included)- the workclass starts with "S"5) How many adults are- divorced?- never married?- never married and between 20 and 40 years old?- with work class State-gov, Self-emp-not-inc, or Self-emp-inc? Exercise: Column Filtering1) Read the adult_education.table file by executing the Table Reader node2) Exclude the "education-num" column- manually- by including only string type columns Filter out rows where the marital status is missingDivorcedWorkclass starts with "S"Never-marriedNever married and ageis between 20 and 40Read adult.csvRead adult_education.tableExclude education-nummanuallyExclude education-numby type selection Row Filter Row Filter Row Filter Row Filter Row Filter File Reader Table Reader Column Filter Column Filter Exercise: Row Filtering1) Read the adult.csv file by executing the File Reader node2) Filter out rows where the marital status is missing3) Extract rows where - the marital status is divorced- the marital status is never married and age is between 20 and 40 (both included)- the workclass starts with "S"5) How many adults are- divorced?- never married?- never married and between 20 and 40 years old?- with work class State-gov, Self-emp-not-inc, or Self-emp-inc? Exercise: Column Filtering1) Read the adult_education.table file by executing the Table Reader node2) Exclude the "education-num" column- manually- by including only string type columns Filter out rows where the marital status is missingDivorcedWorkclass starts with "S"Never-marriedNever married and ageis between 20 and 40Read adult.csvRead adult_education.tableExclude education-nummanuallyExclude education-numby type selection Row Filter Row Filter Row Filter Row Filter Row Filter File Reader Table Reader Column Filter Column Filter

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Created by: Maarit Laukkanen
Created at: 2020-04-20
On NodePit since: 2021-04-25
Last update: 2024-05-02
Created with KNIME version: v4.2.3
Tags: row filtercolumn filter

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