Keon manages a data science team at a subscription-based dog food delivery company. Her team has been asked to investigate loss of customers.

Help Keon SORT the following steps in the correct Workflow Order:

1.Cluster the users into different personas and perform a regression to predict churn for each cluster

2. Create a line chart that shows decay in subscriptions by cohort

3. Reformat the delivery date on all entries to be in the same time zone

4. Download the data

Che and his data team are working on a customer service chatbot. The chatbot is a computer program that uses data science to answer basic customer questions via a messenger. The team will use transcripts from over 300,000 customer service interactions to train a chatbot to answer customer questions.

Select the Steps that Che’s Team need to take in Data Collection.

Che and his data team are working on a customer service chatbot. The chatbot is a computer program that uses data science to answer basic customer questions via a messenger. The team will use transcripts from over 300,000 customer service interactions to train a chatbot to answer customer questions.

Select the Steps that Che’s Team need to take in the Exploration & Visualization Stage.

Che and his data team are working on a customer service chatbot. The chatbot is a computer program that uses data science to answer basic customer questions via a messenger. The team will use transcripts from over 300,000 customer service interactions to train a chatbot to answer customer questions.

Select the Steps that Che’s Team will take in the Experimentation & Predition Phase of the Data Science Workflow.