Question 1

What is the key difference between qualitative and quantitative data?

Accepted Answer

Qualitative data is about the quality of a product or service; quantitative data is about how much of that product or service is available in the marketplace. (CORRECT)

Question 2

Which of the following statements accurately describes wide and long data? Select all that apply

Accepted Answer

Wide data subjects can have data in multiple columns. Long data subjects can have multiple rows that hold the values of subject attributes. (CORRECT)

Question 3

Structured data is likely to be found in which of the following formats? Select all that apply

Accepted Answer

Spreadsheet, Database table (CORRECT)

Question 4

Fill in the blank: A Boolean data type can have_____ possible value(s).

Accepted Answer

two (CORRECT)

Question 5

What is the term for the individuals who have invested time and resources in a project and are interested in its outcome?

Accepted Answer

Stakeholders (CORRECT)

Question 6

When collecting data for study, what are some reasons to consider sample size? Select all that apply.

Accepted Answer

To make sure a few unusual responses don’t skew results, To collect data that represents a diverse set of perspectives (CORRECT)

Question 7

The SMART methodology can be used to ask a question that promotes change. What type of Smart question leads to change?

Accepted Answer

Action-oriented (CORRECT)

Question 8

Which of the following inquiries are leading questions? Select all that apply

Accepted Answer

What do you enjoy most about our service? How satisfied were you with our customer representative? In what ways did our product meet your needs? (CORRECT)

Question 9

What are the key characteristics of a metric? Select all that apply

Accepted Answer

Metrics are quantifiable. Metrics can be used to evaluate performance. Metrics are used for measurement. (CORRECT)

Question 10

Which type of bias is the tendency to construe ambiguous situations in a positive or negative way?

Accepted Answer

Interpretation bias (CORRECT)

Question 11

Before completing a survey, an individual acknowledges reading information about how and why the data they provide will be used. What concept does this describes?

Accepted Answer

Consent (CORRECT)

Question 12

Which spreadsheet tool changes how cells appear when values meet a specific condition?

Accepted Answer

Conditional formatting (CORRECT)

Question 13

Fill in the blank: In a spreadsheet, the SPLIT function divides a text string around a ___, then puts a each fragment into a new, separate cell.

Accepted Answer

Delimiter (CORRECT)

Question 14

Fill in blank: A Programming language is a system of words and symbols used to___ for computers.

Accepted Answer

write instructions (CORRECT)

Question 15

What are the main benefits of using a programming language to work with data? Select all that apply

Accepted Answer

Easily reproduce and share work, Clarify the steps of analysis, Save time (CORRECT)

Question 16

In order for code to work properly, its necessary to follow the predetermined structure of the coding language. This includes all required words and symbols, as well as their proper placement. What is this structure called?

Accepted Answer

Syntax (CORRECT)

Question 17

What is the term for programming code that is freely available and may be modified and shared by the people who use it?

Accepted Answer

Open-source (CORRECT)

Question 18

Data professionals use programming languages to enable which of the following? Select all that apply.

Accepted Answer

Data transformation, Data cleaning, Data visualization (CORRECT)

Question 19

What type of data visualization should be used to demonstrate how often data values fall onto certain ranges?

Accepted Answer

Histogram (CORRECT)

Question 20

Why is it more effective to label a data visualization instead of using a legend? Select all that apply.

Accepted Answer

Labels can be placed near the data, whereas legends are typically positioned away from the data. Labels make the data visualization more accessible because they don’t rely on the ability to interpret color. Labels allow for text explanations to be placed directly on the visualization. (CORRECT)

Question 21

Which of the following are appropriate uses for filters in data visualization tools? Select all that apply.

Accepted Answer

Limiting the number of rows or columns in view, Highlighting individual data points, Providing data to different users based on their particular needs (CORRECT)

Question 22

What is data science?

Accepted Answer

A field of study that uses raw data to create new ways of modeling and understanding the unknown (CORRECT)

Question 23

A dashboard is designed to share insights about the housing market in a city. What type of data visualization would be most effective at demonstrating how the city’s annual home sales have risen over time?

Accepted Answer

Line chart (CORRECT)

Question 24

What type of visualizations enable the data in a presentation to automatically update and change over time?

Accepted Answer

Dynamic (CORRECT)

Question 25

A data visualization reveals two variables in the data that rises and fall at the same time. When variables are related in this way, what is likely happening?

Accepted Answer

Correlation (CORRECT)

Question 26

To gain insights about projects and processes, organizations acquire, organize, and interpret data. What type of business professionals help complete these tasks?

Accepted Answer

Data professionals (CORRECT)

Question 27

Fill in the blank: Machine learning differs from automation in that it enables users to express how to perform a task by using _______ instead of explicit instructions.

Accepted Answer

data (CORRECT)

Question 28

A company evaluates its data using metrics in order to achieve what goals? Select all that apply.

Accepted Answer

To create predictive models, To identify trends, To inform best practices (CORRECT)

Question 29

What are some key advantages of the python programming language? Select all that apply

Accepted Answer

It is one of the easiest programming languages to learn. Its formatting is visually uncluttered. It can be used to deploy data-driven applications. (CORRECT)

Question 30

Fill in the blank: Jupyter Notebook is a web-based computing platform that enables data professionals to _____ in real-time.

Accepted Answer

run code (CORRECT)

Question 31

A data professional prepares to give a presentation to their colleagues. They want to communicate the story told by the data using charts and graphs made with Tableau. This helps them simplify highly technical information for non-technical stakeholders. Which of the following communication practices does this scenario describe? Select all that apply

Accepted Answer

Enriching data insights with visual elements, Sharing complex data, Explaining data using a graphical interface (CORRECT)

Question 32

Fill in the blank: _______ is a way of distributing computational tasks over a bunch of nearby processors that is good for speed and resilience and does not depend on a single source of computational power.

Accepted Answer

Edge computing (CORRECT)

Question 33

Which of the following statements accurately describes machine learning? Select all that apply.

Accepted Answer

Professionals use machine learning to express how to perform a task by using data. Machine learning requires iteration to achieve desired outputs. Machine learning involves training a model. (CORRECT)

Question 34

What is the Jupyter Notebook?

Accepted Answer

A web-based computing platform for running code in real time (CORRECT)

Question 35

A data professional uses Tableau to create data visualizations that will help people understand their analysis results. They communicate the data insights using the visualizations, which helps non-technical stakeholders gain important insights. Which of the following communication practices does this scenario describe? Select all that apply

Accepted Answer

Enriching data stories with visual elements, Simplifying data using a graphical interface, Sharing complex data (CORRECT)

Question 36

Fill in the blank: Edge computing is a way of distributing ____ over a bunch of nearby processors that is good for speed and resilience and does not depend on a single source of computational power.

Accepted Answer

computational tasks (CORRECT)

Question 37

To gain insights, businesses rely on _____ to acquire, organize, and interpret the data that informs internal projects and processes.

Accepted Answer

data professionals (CORRECT)

Question 38

What process enables users to express how to perform a task by using data instead of explicit instructions?

Accepted Answer

Machine learning (CORRECT)

Question 39

Fill in the blank: Before creating predictive models to identify trends and inform best practices, a company must _____ using metrics.

Accepted Answer

iterate on its processes (CORRECT)

Question 40

A data professional wants to strengthen their communication skills. They study methods for simplifying highly technical information and telling compelling data stories. They also practice using Tableau to design compelling charts and graphs. Which of the following communication practices does this scenario describe? Select all that apply.

Accepted Answer

Sharing complex data, Enriching data insights with visual elements, Explaining data using a graphical interface (CORRECT)

Question 41

What web-based computing platform can be used by data professionals when interacting with Python?

Accepted Answer

Jupyter Notebook (CORRECT)

Question 42

Fill in the blank: Data professionals use _____ to work efficiently with large datasets.

Accepted Answer

programming languages (CORRECT)

Question 43

Before creating predictive models to identify trends and inform best practices, a company must evaluate its data using what type of measurement?

Accepted Answer

Metrics (CORRECT)

Question 44

What are some key advantages of the Python programming language? Select all that apply.

Accepted Answer

It has an enormous online community and other helpful resources. It is very flexible. It is one of the easiest programming languages to write. (CORRECT)

Question 45

Fill in the blank: Edge computing is a way of distributing computational tasks over a bunch of nearby processors that is good for _______ and resilience and does not depend on a single source of computational power.

Accepted Answer

Speed (CORRECT)

Question 46

What is the term for someone who explores, cleans, analyzes, and visualizes data?

Accepted Answer

Data professional (CORRECT)

Course 1 – Foundations of Data Science

Module 1: Introduction to data science concepts

GOOGLE ADVANCED DATA ANALYTICS PROFESSIONAL CERTIFICATE

Complete Coursera Study Guide

TABLE OF CONTENT

Introduction to data science concepts

Learning Objectives

Learning Objectives

PRACTICE QUIZ: ASSESS YOUR READINESS FOR THE ADVANCED ANALYTICS DATA CERTIFICATE

1. What is the key difference between qualitative and quantitative data?

2. Which of the following statements accurately describes wide and long data? Select all that apply.

3. Structured data is likely to be found in which of the following formats? Select all that apply.

4. Fill in the blank: A Boolean data type can have_____ possible value(s).

5. What is the term for the individuals who have invested time and resources in a project and are interested in its outcome?

6. When collecting data for study, what are some reasons to consider sample size? Select all that apply.

7. The SMART methodology can be used to ask a question that promotes change. What type of Smart question leads to change?

8. Which of the following inquiries are leading questions? Select all that apply.

9. What are the key characteristics of a metric? Select all that apply.

10. Which type of bias is the tendency to construe ambiguous situations in a positive or negative way?

11. Before completing a survey, an individual acknowledges reading information about how and why the data they provide will be used. What concept does this describes?

12. Which spreadsheet tool changes how cells appear when values meet a specific condition?

13. Fill in the blank: In a spreadsheet, the SPLIT function divides a text string around a ___, then puts a each fragment into a new, separate cell.

14. Fill in blank: A Programming language is a system of words and symbols used to___ for computers.

15. What are the main benefits of using a programming language to work with data? Select all that apply.

16. In order for code to work properly, its necessary to follow the predetermined structure of the coding language. This includes all required words and symbols, as well as their proper placement. What is this structure called?

17. What is the term for programming code that is freely available and may be modified and shared by the people who use it?

18. Data professionals use programming languages to enable which of the following? Select all that apply.

19. What type of data visualization should be used to demonstrate how often data values fall onto certain ranges?

20. Why is it more effective to label a data visualization instead of using a legend? Select all that apply.

21. Which of the following are appropriate uses for filters in data visualization tools? Select all that apply.

22. What is data science?

23. A dashboard is designed to share insights about the housing market in a city. What type of data visualization would be most effective at demonstrating how the city’s annual home sales have risen over time?

24. What type of visualizations enable the data in a presentation to automatically update and change over time?

25. A data visualization reveals two variables in the data that rises and fall at the same time. When variables are related in this way, what is likely happening?

QUIZ: MODULE 1 CHALLENGE

1. To gain insights about projects and processes, organizations acquire, organize, and interpret data. What type of business professionals help complete these tasks?

2. Fill in the blank: Machine learning differs from automation in that it enables users to express how to perform a task by using _______ instead of explicit instructions.

3. A company evaluates its data using metrics in order to achieve what goals? Select all that apply.

4. What are some key advantages of the python programming language? Select all that apply.

5. Fill in the blank: Jupyter Notebook is a web-based computing platform that enables data professionals to _____ in real-time.

7. Fill in the blank: _______ is a way of distributing computational tasks over a bunch of nearby processors that is good for speed and resilience and does not depend on a single source of computational power.

8. Which of the following statements accurately describes machine learning? Select all that apply.

9. What is the Jupyter Notebook?

11. Fill in the blank: Edge computing is a way of distributing ____ over a bunch of nearby processors that is good for speed and resilience and does not depend on a single source of computational power.

12. To gain insights, businesses rely on _____ to acquire, organize, and interpret the data that informs internal projects and processes.

13. What process enables users to express how to perform a task by using data instead of explicit instructions?

14. Fill in the blank: Before creating predictive models to identify trends and inform best practices, a company must _____ using metrics.

16. What web-based computing platform can be used by data professionals when interacting with Python?

17. Fill in the blank: Data professionals use _____ to work efficiently with large datasets.

18. Before creating predictive models to identify trends and inform best practices, a company must evaluate its data using what type of measurement?

19. What are some key advantages of the Python programming language? Select all that apply.

20. Fill in the blank: Edge computing is a way of distributing computational tasks over a bunch of nearby processors that is good for _______ and resilience and does not depend on a single source of computational power.

21. What is the term for someone who explores, cleans, analyzes, and visualizes data?

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