Types of Variables in Research

20 Questions

Which type of variable represents values with numbers?

Numerical variable

What type of data is subjective and helps to understand experiences in depth?

Qualitative data

Which type of data can be classified into primary and secondary sources?

Quantitative data

If you are recording the number of items sold per month, what type of variable is this?

Numerical variable

What are data footprints in the context of the text?

Trails of data created by our online activities

How are data footprints compared to physical footprints?

Data footprints are like moving around on sand, while physical footprints are made on hard surfaces

What is an example of an active data footprint according to the text?

Sharing images or content on social media platforms

How does the text describe passive data footprints?

Browsing history and product searches stored by search engines

What type of food is most preferred according to the graph?

Pizza

Which food item has more students disliking it than liking it?

Noodles

Which food item is implied to be the least popular in the class?

Sandwich

What does the text imply about scaling up the results to other grades?

Class findings might represent other classes in the grade level

What is the purpose of data collection in data science?

To gather data for analysis and deriving insights

Why is data collection considered a primary step in most cases?

As it provides the foundation for reliable insights

How is the approach to data collection described in the text?

It varies based on the type of data being collected and the field of study

What is a variable in the context of data science?

An attribute of an object that may vary for different cases

Which type of distribution is represented by a histogram with a shape that is skewed to the right?

Right-skewed Distribution

What is the graphical representation suitable for finding the mode?

Pie Chart

Which graph/chart is one-dimensional in nature?