Data Analysis Review

Front

What is a stem-and-leaf plot?

Back

A stem-and-leaf plot is a method of displaying quantitative data in a graphical format, similar to a histogram, to retain the original data values while showing their distribution.

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 does a scatter plot show?

Back

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

Front

What is the purpose of collecting data in surveys?

Back

The purpose of collecting data in surveys is to gather information and insights about people's opinions, behaviors, or characteristics.

Front

What does it mean when data shows a positive correlation?

Back

A positive correlation means that as one variable increases, the other variable also tends to increase.

Front

What is a dot plot?

Back

A dot plot is a simple way to display data points along a number line, where each dot represents one data point.

Front

What is the mode of a data set?

Back

The mode is the value that appears most frequently in a data set.

Front

What is the median of a data set?

Back

The median is the middle value when the data set is ordered from least to greatest.

Front

How can you interpret a scatter plot?

Back

You can interpret a scatter plot by looking for patterns, trends, or correlations between the two variables represented.

Front

What happens to the number of plants as the area of a garden decreases?

Back

The number of plants decreases as the area of a garden decreases.