Alteryx Exam- Tools Questions And Answers Already Graded A+
6 views 0 purchase
Course
Alteryx
Institution
Alteryx
Random Sample % - Generates a random number or percentage of records
passing through the data stream
Formula - Create new data fields based on expression or by assigning a data
relationship, or to update an existing field, can also reorder fields and change field types
Text to Columns - Able to...
Alteryx Exam- Tools
Random Sample % - Generates a random number or percentage of records
passing through the data stream
Formula - Create new data fields based on expression or by assigning a data
relationship, or to update an existing field, can also reorder fields and change field types
Text to Columns - Able to split field by delimiter into a set of columns and then
can rename using the select node
Multi-Field Formula - Applies the same expression to all selected columns
Parse - Extracts any group specified and places each in a separate column
Record ID - Assigns a unique numeric value to each row of data
Replace - Replaces a string that matches the specified regular expression with
another string specified in the Replace option
Filter - Allows you to filter out data you want by choosing specific criteria to filter
the whole data set
Match - Test if a string matches the specified regular expression
Sort - Allows sorting of data in ascending or descending order (sorts based on
first field)
Sample - Limit the data to a certain number, percentage, or random set of records
out of the whole data set
Unique - Separate data into two streams based on the fields of the user's
choosing
Inner Join - Both sides have to match, only those records are returned
Left Unjoin - Show records (and their attributes) that only exist in the left table
, Right Unjoin - Show records (and attributes) that only exists in the right table
Left Outer Join - Inner join + left unjoin
Right Outer Join - Inner join + right union
Full Outer Join - Everything in both tables; inner join + left unjoin + right unjoin
(specify business problem, acquire subject matter expertise, define unit of analysis and
prediction target, prioritize modeling criteria, consider risks and success criteria, decide
whether to continue)
Step 2- Acquire and explore data - Acquire and explore data
find appropriate data, merge data into single table, conduct exploratory data analysis,
find and remove any target leakage, feature engineering)
Step 3- Model Data - ✔️✔️Model Data
Variable selection, build candidate models, model validation and selection
Step 4- Interpret and communicate - ✔️✔️Interpret and communicate
set up batch or API prediction, document modeling process, create model monitoring/
maintenance
Summarize - ✔️✔️Allows you to create subgroups and extract statistical information on
each group
Cross Tab - ✔️✔️Similar to summarize, but moves results into columns rather than
rows
Transpose - ✔️✔️Similar to summarize, but moves results into rows rather than
columns
Directory - ✔️✔️- Input names of files from a directory
- Can analyze how often files have been opened
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller PatrickKaylian. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.69. You're not tied to anything after your purchase.
