Y12 EC Data Science Wk1 L1

Multiple Choice

What skills do students develop in weeks 1 to 4 regarding data?

• Collecting data

• Storing data

• Analysing data

• All of the above

Multiple Choice

How does a retail company like Walmart use Big Data Analytics to benefit customer experiences, as seen through the shopping patterns of Liam, Julian, and Paul?

• To reduce the amount of physical storage space in their warehouses

• To improve the speed of their online shopping website

• To analyze customer shopping patterns and stock levels for better inventory management

• To enhance the user interface of their shopping app

Multiple Choice

What is the difference between quantitative and qualitative data?

• Quantitative data is numerical, while qualitative data is descriptive.

• Quantitative data is descriptive, while qualitative data is numerical.

• Quantitative data is always more accurate than qualitative data.

• Qualitative data can be measured, while quantitative data cannot.

Open Ended

Discuss how data science, data analysis and data engineer roles overlap and converge under Data science.

Multiple Choice

What is the role of a data engineer?

• To create high level db structure

• To create dashboards and reports

• To setup data and ETL process

Open Ended

How do the 2 methods of data collection differ?

Multiple Choice

A collection of numbers or values that relate to a particular subject usually portrayed in a relational database table.  Example: column header and row contents for test scores for each student. This is the definition of

• data set
• useful data
• usable data
• structured data
• data persistence

Multiple Choice

Which of the following is an example of quantitative data?

• Shoe size

• Favorite color

• Hobby

• Pet name

Open Ended

Give a few examples of quantitative data

Multiple Select

Qualitative data can answer questions such as:

• How has this happened?

• Why has this happened?

• What is qualitative data?

• What are examples of qualitative data?

Multiple Choice

What are some examples of qualitative data mentioned in the image?

• Colours

• Names

• Open-ended questions

• All of the above

Open Ended

Give a few examples of qualitative data

Open Ended

Define the term quantitative data and outline what it is used for?

Open Ended

Define the term qualitative data and outline what is it used for?

Multiple Choice

The flower is red.

• Qualitative Data

• Quantitative Data

Multiple Choice

What are the different types of data used to represent quantitative data?

• Counting numbers

• Numbers with equal differences

• Numbers with a true zero

• All of the above

Multiple Choice

What are the different types of data used to represent qualitative data?

• Descriptive data

• Categorical data

• Narrative data

• All of the above

Multiple Choice

Information (numbers, words, measurements, observations, etc) that is in a computer-readable form is called:

• Bio-Data

• Data

• Abstraction

• Number System

Multiple Choice

A single unit of information in quantitative or qualitative form

• signal

• encryption

• data

• wave

Open Ended

Explain the difference between qualitative and quantitative data.

Poll

How confident do you feel about this topic now?

• Very confident
• Somewhat confident
• Not confident