Unit 15 Day 3

Front

What is hard drive capacity?

Back

The amount of data that can be stored on a hard drive, typically measured in gigabytes (GB) or terabytes (TB).

Front

What is a positive correlation?

Back

A relationship between two variables where an increase in one variable leads to an increase in the other.

Front

What is a negative correlation?

Back

A relationship between two variables where an increase in one variable leads to a decrease in the other.

Front

What does 'no correlation' mean?

Back

It indicates that there is no relationship between two variables; changes in one do not affect the other.

Front

How does hard drive capacity affect laptop price?

Back

Generally, as the hard drive capacity increases, the price of the laptop also increases.

Front

What is a scatter plot?

Back

A graphical representation of two variables where each point represents an observation.

Front

What is a line of best fit?

Back

A straight line that best represents the data on a scatter plot, showing the trend of the data.

Front

What is the relationship between the age of a tree and its height?

Back

There is a positive correlation; as the age of a tree increases, its height typically increases.

Front

What is the significance of a line of best fit in data analysis?

Back

It helps to summarize the relationship between variables and can be used for predictions.

Front

What is the difference between correlation and causation?

Back

Correlation indicates a relationship between two variables, while causation implies that one variable directly affects the other.