How would you describe a good data scientist?

A good data scientist should be skeptical

What is data science?

Data science is what data scientists do

What is the minimum education requirement to become a data scientist?

A degree is helpful, but it isn't necessary to become a data scientist

What is structured data?

Data that can be stored in a database or some tabular form

What has changed from the past to make Data Science an in-demand occupation?

Vast amount of data date being created

Which of the following is a true statement: Business needs to capture data because. . .

if they are unable to measure something, they are unable to improve it.

What is the role of a data scientist?

Use the insights to tell a story that communicates the findings

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Intro to Data Science Review

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Questions 13

Answers

1
Data Science can be applied for all of the following reasons Except:
Reduce cost
Increase salary
Forecast sales
Maximize business revenue
2
How would you describe a good data scientist?
A good data scientist should use good assistants
A good data scientist should only use big data
A good data scientist should calculate confidence intervals
A good data scientist should be skeptical
3
What is data science?
Data science is the art of uncovering the hidden secrets in data
Data science is what data scientists do
Data science is a physical science like chemistry or physics
Data science is made up of some data and more science
4
What is the minimum education requirement to become a data scientist?
You must have a Ph.D. in machine learning
You must have a masters degree in statistics
You must have a degree in computer science
A degree is helpful, but it isn't necessary to become a data scientist
5
The following are examples of unstructured data except
social security numbers
Social media comments
books
videos
6
What is structured data?
Data that can be stored in a database or some tabular form
Segments of text
Audio data
Images and video
7
Unstructured data is information that is not organized and not processed until it is used.
True
False
8
What popular product is primarily based on data science?
Google Search
Tesla Electric Cars
Space Force’s rockets
Smartphone
9
What has changed from the past to make Data Science an in-demand occupation?
Laws have changed
Vast amount of data date being created
There is now a lack of data
The advent of the free market
10
Regression analysis is a statistical approach to find the relationship between variables.
True
False
11
Which of the following is a true statement: Business needs to capture data because. . .
if they are unable to measure something, they are unable to improve it.
if they are unable to measure something, they are unable to show compliance
if they are unable to measure something, they are unable to graph it.
if they are unable to facilitate meetings between sales and marketing
12
A business should never delete data.
False
True
13
What is the role of a data scientist?
Manage a team of analysts to create a model
Develop strategy to fix the problems in the findings
Use the data to tell the story the CEO wants to tell
Use the insights to tell a story that communicates the findings

Intro to Data Science Review Flashcards | StudBud