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The number of defective components in a box is what type of random variable?
A
A binomial random variable is written X∼B(n,p)X\sim\operatorname{B}(n,p)X∼B(n,p), where ppp is the constant probability of success.
B
Probabilities change, making trials dependent.
C
Equal-length subintervals have equal probabilities.
D
Discrete - it takes countable values.
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4.2.3 Statistical distributions (A-level only) Flashcards
21 flashcards on WJEC A Level Maths 4.2.3 Statistical distributions (A-level only): the key formulae, methods and definitions you need to recall for AS Unit 1, AS Unit 2, A2 Unit 3 and A2 Unit 4.