Data Plots

Front

What is a data plot?

Back

A data plot is a graphical representation of data points on a coordinate system, used to visualize relationships between variables.

Front

What is the purpose of a bar graph?

Back

A bar graph is used to compare different groups or categories by showing the frequency or value of each category with rectangular bars.

Front

What does the height of a bar in a bar graph represent?

Back

The height of a bar represents the value or frequency of the category it represents.

Front

What is a line plot?

Back

A line plot is a type of graph that displays data points along a number line, showing the frequency of each value.

Front

How do you find the range of a data set?

Back

The range is found by subtracting the smallest value from the largest value in the data set.

Front

What is a histogram?

Back

A histogram is a type of bar graph that represents the frequency distribution of numerical data, with bars representing intervals.

Front

What is the difference between a line graph and a bar graph?

Back

A line graph shows trends over time with points connected by lines, while a bar graph compares different categories with bars.

Front

What is a pie chart?

Back

A pie chart is a circular graph divided into slices to illustrate numerical proportions, showing how parts make up a whole.

Front

What does the term 'outlier' mean in data?

Back

An outlier is a data point that differs significantly from other observations in a data set.

Front

How do you calculate the mean of a data set?

Back

The mean is calculated by adding all the values together and dividing by the number of values.