Unit 4 · Lesson 4.5 · Start1 / 11
Unit 4 · Lesson 4.5
4.5
Accuracy, precision, and charts that lie
The new scale says 18.245 kg, 18.247 kg — so exact! Hiba puts a 5 kg bag of rice on it: 5.812 kg. Exact, and wrong.
Today you will
- Tell precise from accurate
- Make a chart lie — then fix it
- Know what makes data valid
40 min On the laptop