توضیح 1
Use clear titles, labels, and units.
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درس 2 از 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.
توضیح 1
Use clear titles, labels, and units.
توضیح 2
Keep source and scale choices visible.
توضیح 3
Interpret patterns cautiously and avoid decorative chart junk.
فعالیت تعاملی
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.
ارتباط با R
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
مثال حلشده
سناریو
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.
بازاندیشی
Name the data question, the display, and one limitation.
دستیار
Coach me on Stem-and-Leaf Displays without giving direct quiz answers. Ask me to justify chart choice, scale, and interpretation.