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A random variable's numerical value depends on the outcome of a [ ].
A
They produce values clustered around a central mean.
B
A random variable's numerical value depends on the outcome of a random process.
C
- Draws are dependent.
- The success probability changes after each draw.
D
Arrivals are not successes from a fixed number of trials.
Card 1 of 20
4.5.2 Statistical distributions (A-level only) Flashcards
20 flashcards on CCEA A Level Maths 4.5.2 Statistical distributions (A-level only): the key formulae, methods and definitions you need to recall for AS 1, AS 2, A2 1 and A2 2.