Data Analysis 5.9A, 5.9B, 5.9C

Front

What is a scatter plot?

Back

A scatter plot is a graph that shows the relationship between two variables by displaying data points on a two-dimensional grid.

Front

What does an ordered pair represent in a scatter plot?

Back

An ordered pair represents a specific point on a scatter plot, where the first number is the value on the x-axis and the second number is the value on the y-axis.

Front

What is a frequency table?

Back

A frequency table is a way to organize data that shows how often each value occurs in a dataset.

Front

What is a bar graph?

Back

A bar graph is a visual representation of data using bars of different heights to show the frequency or amount of each category.

Front

What does correlation mean in data analysis?

Back

Correlation refers to the relationship between two variables, indicating how one may change in relation to the other.

Front

What is positive correlation?

Back

Positive correlation occurs when two variables increase or decrease together, meaning that as one variable goes up, the other does too.

Front

What is negative correlation?

Back

Negative correlation occurs when one variable increases while the other decreases, indicating an inverse relationship.

Front

What does no correlation mean?

Back

No correlation means there is no apparent relationship between two variables; changes in one do not affect the other.

Front

How do you read a bar graph?

Back

To read a bar graph, look at the height of each bar to determine the value it represents for each category.

Front

What is the purpose of data analysis?

Back

The purpose of data analysis is to collect, organize, and interpret data to make informed decisions or understand trends.