What is the purpose of cleaning data in the data analysis process?

To make data uniform without changing its meaning

Which of the following is a purpose of using charts and visualizations in data analysis?

To find and communicate insights from data

To make data collection easier.

What is a characteristic of usable data?

It can be used regardless of its current form

It must be completely accurate.

What is the definition of Big Data?

Collecting huge amounts of data to learn more from it

Collecting small amounts of data

Collecting data for storage purposes

Collecting data for deletion purposes.

What does 'sequential' mean in the context of parallel computing?

B) Each step must wait for the previous step to complete

C) Steps can be executed in any order

D) Steps are executed simultaneously.

What is crowdsourcing?

B) The practice of obtaining input or information from a large number of people via the Internet

A) A method of collecting data from a small group of experts

C) A way to fund social causes through government grants

D) A type of scientific research conducted in laboratories.

What is the definition of open data?

Sharing data with others so they can analyze it

Data that is only available to government officials.

Open access refers to online research output that is ______.

free of any and all restrictions

Which of the following is a characteristic of structured data?

Identifiable because it is organized in a structure

Data that does not accurately reflect the full population

Data that accurately reflects the full population

What is the primary goal of data visualization?

To simplify the understanding of data

Which of the following is a benefit of using open data?

Increased collaboration and innovation

Data is only available to government officials

What is the significance of metadata in data management?

It provides information about other data

What is the primary purpose of combining data from multiple sources?

To formulate a more comprehensive conclusion

Why is additional research needed when a correlation is found in data?

To establish a causal relationship

What is an important consideration when analyzing correlations in data?

Just because two variables are correlated does not mean there is a causal relationship. Additional research is needed to determine causation.

A correlation between two variables always proves that one causes the other.

Correlation means that two variables are unrelated.

If two variables are correlated, one should always be used to predict the other

Data that is made available to the public for free, allowing anyone to use, analyze, and share it.

Data that is kept private and not shared with the public.

Data that is only accessible to government agencies.

Data that is sold to private companies for profit.

What is the purpose of data analysis?

To extract meaningful insights and patterns from raw data

To visualize data without analysis

What is the difference between qualitative and quantitative data?

Qualitative data describes characteristics or qualities, while quantitative data represents numerical values.

Qualitative data represents numerical values, while quantitative data describes characteristics or qualities.

Qualitative data is always more accurate than quantitative data.

Quantitative data is subjective, while qualitative data is objective.

What is machine learning?

A subset of artificial intelligence that enables systems to learn from data and improve over time without explicit programming.

A method of programming computers to perform tasks without human intervention.

A technique used to create static algorithms for data analysis.

A process that requires constant human input to function effectively.

What is the role of algorithms in data processing?

Algorithms are step-by-step procedures or formulas used to process data and perform calculations.

Algorithms are random guesses used to process data.

Algorithms are only used in programming languages.

Algorithms are tools for visualizing data without processing it.

Why is data cleaning important?

To ensure accuracy, completeness, and consistency in data analysis.

To make data more visually appealing.

To increase the size of the dataset.

To reduce the time spent on data entry.

What is the purpose of data filtering?

To remove unwanted or irrelevant data from a dataset to focus on specific information.

To enhance the visual appeal of data

To increase the size of the dataset

To convert data into a different format

What is the significance of data visualization?

Data visualization helps to present data in a graphical format, making it easier to understand and interpret.

Data visualization is primarily used for data storage and management.

Data visualization is a method for data encryption and security.

Data visualization is only useful for large datasets and not for small ones.

What is a challenge when combining data from different sources?

Different counties may organize data in different ways, making it difficult to combine datasets.

All data sources use the same format, making combination easy.

Data from different sources is always compatible and can be merged without issues.

There are no challenges when combining data from different sources.

What is Citizen Science?

Public participation in scientific research, often through data collection and analysis.

A method of scientific research conducted solely by professionals.

A type of science that only involves government agencies.

A scientific approach that excludes public involvement.

Data Collection

Quiz

•

Other

•

11th Grade

•

Practice Problem

•

Easy

Evelyn Moreno

Used 1+ times

FREE Resource

47 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is an example of technology-based data collection?

Watching a video online

Google searches

Reading a book

Writing a letter.

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When a topic is quickly growing in popularity, it is often said to be ______.

declining

trending

static

irrelevant

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is NOT a type of data collected when you provide your purchase history at a store?

Transaction Date/Time

Purchased items

Favorite color

Location

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When making predictions based on data, it is assumed that there is enough data to make the prediction. This means that the data collected can be used to predict what is going to happen next. Fill in the blank: Making predictions or describing trends based on data assumes that the data to make the prediction exists, meaning there is enough data out there where we can use it to make these predictions, and you are basing a prediction on a significant amount of data that can lead you to believe what is going to happen ____.

now

always

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the primary purpose of using Google Trends?

To visualize search history data

To create new search engines

To delete search history

To block unwanted websites

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Google Trends allows you to visualize data about search history across different times and _______.

devices

locations

languages

browsers

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Fill in the blank: To understand the exact nature of the relationship between data, usually additional research with several data sets is necessary. This is because correlation does not imply ______.

A) Popularity

B) Causation

C) Importance

D) Visualization

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Data Collection

47 questions

What is an example of technology-based data collection?

When a topic is quickly growing in popularity, it is often said to be ______.

Which of the following is NOT a type of data collected when you provide your purchase history at a store?

What is the primary purpose of using Google Trends?

Google Trends allows you to visualize data about search history across different times and _______.

Fill in the blank: To understand the exact nature of the relationship between data, usually additional research with several data sets is necessary. This is because correlation does not imply ______.

Fill in the blank: Correlation does not equal ________.

Metadata is considered ______.

What should you consider when looking at visualizations?

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