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Discrete random variables — Question 342

Original QCE Vault practice · 1 mark

Q342 · Practice questionTechnology-freeSimple familiar1 mark

QUESTION 342

Which experiment is suitable for an exact binomial model for the number of successes?
(A)
Twelve independent trials, each with success probability 0.40.4.
(B)
Drawing six red-or-blue counters without replacement from a small bag.
(C)
The number of attempts made before a player first succeeds.
(D)
Ten independent trials whose success probabilities are all different.
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