People and processes for data management and analytics
Download
1 / 43

People and Processes for data management and analytics - PowerPoint PPT Presentation


  • 158 Views
  • Uploaded on

Cathy O’Neil, Lead Data Scientist. People and Processes for data management and analytics. When do you need a data scientist?. When you have too much data for Excel to handle. When do you need a data scientist?. When your data visualization skills are being stretched.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about ' People and Processes for data management and analytics' - jennis


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
People and processes for data management and analytics

Cathy O’Neil, Lead Data Scientist

People and Processes for data management and analytics


When do you need a data scientist

Whendo you need a data scientist?


When you have too much data for excel to handle

When you have too much data for Excel to handle

When do you need a data scientist?


When your data visualization skills are being stretched

When your data visualization skills are being stretched

When do you need a data scientist?


When you aren t sure if something is noise or information

When you aren’t sure if something is noise or information

When do you need a data scientist?


When you don t know what a confidence interval is

When you don’t know what a confidence interval is

When do you need a data scientist?


Let s take a step back should you need a data scientist

Let’s take a step back:Shouldyou need a data scientist?


Are you asking the right questions

Are you asking the right questions?

Should you need a data scientist?


Are you getting the most out of your data

Are you getting the most out of your data?

Should you need a data scientist?


Are you anticipating shocks to your business

Are you anticipating shocks to your business?

Should you need a data scientist?



So you ve decided to hire a data scientist nice move

So, you’ve decided to hire a Data Scientist (nice move!)


What do you need to get started

What do you need to get started?


Data storage

Data storage

What do you need to get started?


Data access usually through a database payoffs for different types

Data access — usually through a database (payoffs for different types)

What do you need to get started?


Larger-scale or less uniform data may require Hadoopaccess (and someone with real tech expertise to set it up)

What do you need to get started?



A math major perhaps a masters in statistics or a ph d in machine learning

A math major? Perhaps a Masters in statistics? Or a Ph.D. in machine learning?

Who and how should you hire?


What should the job description include

What should the job description include?

Who and how should you hire?


Who even interviews someone like this

Who even interviewssomeone like this?

Who and how should you hire?


What does a data scientist want from you

What does a Data Scientist want from you?


Interesting challenging work

Interesting, challenging work

What do they want from you?


Lots of great data data is sexy

Lots of great data (data is sexy!)

What do they want from you?


To be needed and to have central importance to the business

To be needed, and to have central importance to the business

What do they want from you?


To be part of a team that is building something

To be part of a team that is building something

What do they want from you?


A good and ethically sound work atmosphere

A good and ethically sound work atmosphere

What do they want from you?


Cash money

Cash money

What do they want from you?


Further business reasons for hiring a data scientist

Further business reasons for hiring a Data Scientist


Reporting help

Reporting help

Further business reasons



Enables you to see into data without taxing your tech team beyond setup

Enables you to see into data without taxing your tech team (beyond setup)

Further business reasons


A b testing

A/B testing

Further business reasons


Beyond a b testing adaptability and customization

Beyond A/B testing: adaptability and customization

Further business reasons


Knowing whether numbers are random seasonality or require action

Knowing whether numbers are random (seasonality) or require action

Further business reasons


What if analysis

What-if analysis

Further business reasons


Further business reasons

Help with business planning:Will there be enough data toanswer a given question?Will there be enough data tooptimize on the answer?

Further business reasons


Education for senior management

Education for senior management

Further business reasons




We can learn from finance data miners are spoiled for data

We can learn from finance — data miners are spoiled for data

Case Study: Stress Tests


You know how big changes will affect your business directionally and specifically

You know how big changes will affect your business directionally and specifically

Case Study: Stress Tests


Stress tests allow you to combine changes and estimate quantitatively

Stress tests allow you to combinechanges and estimate quantitatively

Case Study: Stress Tests


ad