SW Data Analysis Skill

Front

What is a scatterplot?

Back

A scatterplot is a type of graph that shows the relationship between two numerical variables by displaying data points on a two-dimensional grid.

Front

How do you determine the best scatterplot for a data set?

Back

To determine the best scatterplot, look for the plot that accurately represents the trend and distribution of the data points.

Front

What does it mean to analyze data?

Back

Analyzing data means examining and interpreting the information collected to draw conclusions or make decisions.

Front

What is a dot plot?

Back

A dot plot is a simple way to display data using dots to represent the frequency of values.

Front

How do you find the fraction of a group that meets a certain condition?

Back

To find the fraction, divide the number of individuals meeting the condition by the total number of individuals in the group.

Front

What is the purpose of using tables in data analysis?

Back

Tables organize data in rows and columns, making it easier to read, compare, and analyze information.

Front

What is the significance of the x-axis and y-axis in a scatterplot?

Back

The x-axis typically represents the independent variable, while the y-axis represents the dependent variable.

Front

How can you interpret the slope of a scatterplot?

Back

The slope indicates the direction and strength of the relationship between the two variables; a positive slope means they increase together, while a negative slope means one decreases as the other increases.

Front

What is a variable in data analysis?

Back

A variable is any characteristic, number, or quantity that can be measured or counted.

Front

What does it mean for data to be correlated?

Back

Data is correlated when there is a relationship between two variables, meaning that changes in one variable are associated with changes in another.