Exploring Stem and Leaf Plots

This video tutorial explains how to read and construct stem-and-leaf plots, a method for organizing and displaying data. It covers the basics of creating a plot, adding data, and analyzing the plot to answer questions. The tutorial also discusses identifying the mode and counting data entries, providing a comprehensive understanding of stem-and-leaf plots.

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

• Hundreds place of numbers

• Tens place of numbers

• Data categories

• Individual data points

How would you add the number 42 to a stem and leaf plot?

• Under the stem labeled '4'

• Under the stem labeled '5'

• Under the stem labeled '40'

• Under the stem labeled '42'

What is the correct order of leaves in a stem and leaf plot?

• Numerical order from highest to lowest

• Random order

• Descending order

• Numerical order from lowest to highest

Why is there no data under the '5' stem in the example?

• There are no data points in the 50s range

• It's a mistake in the plot

• Data is missing

• The plot is incomplete

How would you add the number 102 to the plot?

• Add it under the '1' stem

• It cannot be added

• Create a new stem for '102'

• Add it under the '10' stem

What is the smallest number in the new data set for creating a stem and leaf plot?

• 135

• 24

• 44

• 35

How many 20-year-olds are represented in the plot?

• Nine

• Seven

• Ten

• Eight

How many people are over 50 according to the plot?

• Eight

• Seven

• Six

• Five

What is the mode of the dataset in the final example?

• 38

• 35

• 61

• 24

How many entries are there in the final stem and leaf plot?

• 28

• 30

• 32

• 35