Explanation 1
Use clear titles, labels, and units.
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Lesson 2 of 15
Use stems and leaves to explore small numerical datasets while keeping original values visible.
Theory
Use stems and leaves to explore small numerical datasets while keeping original values visible. This lesson treats charts as analytical tools. Students focus on the data question, variable type, source, scale, and audience before choosing or interpreting a display.
Explanation 1
Use clear titles, labels, and units.
Explanation 2
Keep source and scale choices visible.
Explanation 3
Interpret patterns cautiously and avoid decorative chart junk.
Interactive Mission
Stem 7 represents values from 70 to 79.
Stem | Leaves
Selected leaves: 0, 2, 5, 8. The original values can be recovered from the stem and leaf.
R connection
Run and edit the R code. Use the floating guide for line-by-line explanations and common beginner mistakes.
Live R Lab
Create sorted values, ranges, a stem-and-leaf display, and individual-value dot-style displays.
Ready to run
Worked example
Scenario
A business education platform asks: use stems and leaves to explore small numerical datasets while keeping original values visible.
The chart is useful only when it answers the decision question.
Reflection
Name the data question, the display, and one limitation.
Assistant
Coach me on Stem-and-Leaf Displays without giving direct quiz answers. Ask me to justify chart choice, scale, and interpretation.
Exit check
Try the hint button before submitting. Explanations appear after your answer is checked.
Checkpoint
Question 1 of 2. Answered 0/2. Passing score: 70%.