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lions [1.4K]
3 years ago
6

A cat had a litter of 5 kittens. If each sex is equally likely, what is the probability that 3 or less were female kittens? 0.31

25 0.500 0.8125 0.2500
Mathematics
2 answers:
Naddik [55]3 years ago
8 0

Answer:

Probability of 3 or less = 0.8125.

Step-by-step explanation:

This is a binomial probability distribution.

Prob(0 females) =  5C0(1/2)^5 = 0.03125

Prob(1 female) = 5C1 (1/2)^5 = 0.15625

Prob(2 females) = 5C2(1/2)^5 = 0.3125

Prob(3 females) = 5C3(1/2)^5 = 0.3125

Adding these we get 0.8125.

Dennis_Churaev [7]3 years ago
6 0

Answer:

WHAT IS THIS QUESTION AHHH BUT 03125

Step-by-step explanation:

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