Probability

One outcome, the one left over, two in a row, and how many to expect. 5 skills, 15 sets, generated fresh every time.

• The probability of one outcomeNumbers 1–9.Starter · Standard · Stretch
• The probability it does not happenNumbers 1–9; every one will ask for the outcome that does not happen.Starter · Standard · Stretch
• The probability of two in a rowNumbers 1–7; every one will ask for two draws in a row.Starter · Standard · Stretch
• How many different combinationsNumbers 2–9.Starter · Standard · Stretch
• How many of them to expectNumbers 1–120.Starter · Standard · Stretch

Our judgement about where each skill usually falls, not a standard — printed so you can disagree with it.

• Grade 63
• Grade 71
• Grade 81
• Every topic