Exploring Stem-and-Leaf Plots: Creation and Interpretation

This video tutorial introduces stem and leaf plots, explaining their components and how to interpret them. It demonstrates using a stem and leaf plot to analyze test completion times of students and guides viewers through creating a plot using temperature data. The video concludes with a series of questions to reinforce understanding and offers resources for further practice.

What does each 'stem' in a stem and leaf plot represent?

• The total count of data

• The median value

• A specific data point

• A range of values

How many students completed the test in less than 20 minutes?

• One

• Two

• Four

• Three

What was the shortest completion time for the test?

• 15 minutes

• 17 minutes

• 20 minutes

• 22 minutes

How many students took between 20 and 40 minutes to complete the test?

• Five

• Six

• Three

• Four

What is the correct way to read the leaf '5' when the stem is '7'?

• 57

• 75

• 7.5

• 5.7

What was the highest temperature recorded?

• 39 degrees Fahrenheit

• 57 degrees Fahrenheit

• 73 degrees Fahrenheit

• 80 degrees Fahrenheit

What was the lowest temperature recorded in the data set?

• 39 degrees Fahrenheit

• 49 degrees Fahrenheit

• 59 degrees Fahrenheit

• 69 degrees Fahrenheit

What was the temperature difference between the highest and lowest recorded values?

• 61 degrees

• 51 degrees

• 41 degrees

• 31 degrees

How many months had temperatures below 50 degrees Fahrenheit?

• Two

• Four

• Five

• Three

How many months recorded a temperature of more than 60 degrees Fahrenheit?

• Five

• Four

• Three

• Two