Stem and Leaf and Line Plots

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 median of a data set?

Back

To find the median, arrange the data in numerical order and identify the middle value. If there is an even number of values, the median is the average of the two middle values.

Front

What is a line plot?

Back

A line plot is a simple way to display data along a number line, showing the frequency of each value.

Front

How do you calculate the mean of a data set?

Back

To calculate the mean, add all the numbers in the data set together and then divide by the total number of values.

Front

What does it mean to recycle paper in a class?

Back

Recycling paper in a class means collecting used paper products and processing them to make new paper, reducing waste and promoting sustainability.

Front

What is the mode of a data set?

Back

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

Front

How do you interpret a stem-and-leaf plot?

Back

In a stem-and-leaf plot, the 'stem' represents the leading digit(s) and the 'leaf' represents the trailing digit(s), allowing you to see the distribution of data.

Front

What is the purpose of a line plot?

Back

The purpose of a line plot is to visually display the frequency of data points, making it easy to see trends and patterns.

Front

How do you find the range of a data set?

Back

To find the range, subtract the smallest value from the largest value in the data set.

Front

What is the difference between mean and median?

Back

The mean is the average of all values, while the median is the middle value when the data is ordered.