| Exam Board | CAIE |
|---|---|
| Module | S2 (Statistics 2) |
| Year | 2020 |
| Session | Specimen |
| Marks | 3 |
| Paper | Download PDF ↗ |
| Topic | Permutations & Arrangements |
| Type | Linear programming and optimization |
| Difficulty | Easy -1.8 This is a straightforward recall question about basic sampling methodology requiring no mathematical calculation or problem-solving. Students need only describe the standard procedure of assigning numbers 1-50 and selecting 10 random numbers, which is a routine textbook definition worth 3 marks. |
| Spec | 2.01c Sampling techniques: simple random, opportunity, etc |
Describe briefly how to use a random number generator to obtain a sample of 10 students from a group of 50 students. [3]
\hfill \mbox{\textit{CAIE S2 2020 Q2 [3]}}