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

What does the 'stem' represent in a stem-and-leaf plot?

Back

The 'stem' represents the leading digit(s) of the data values.

Front

What does the 'leaf' represent in a stem-and-leaf plot?

Back

The 'leaf' represents the trailing digit(s) of the data values.

Front

How do you find the median in a set of numbers?

Back

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

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 determine the mode from a set of data?

Back

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

Front

What is the purpose of using a stem-and-leaf plot?

Back

The purpose is to organize data to easily see its shape and distribution while keeping the original data values.

Front

How can you tell how many students scored above a certain percentage using a line plot?

Back

Count the number of marks above the specified percentage on the line plot.

Front

What is the range of a data set?

Back

The range is the difference between the highest and lowest values in a data set.

Front

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

Back

Each row shows a stem on the left and its corresponding leaves on the right, representing the data values.