Solve the equation. 2n – 5 = 7 12 9 1 6 Please help
2 answers:
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Answer:
n = 200
p = 0.33.
Step-by-step explanation:
Binomial probability distribution
The binomial probability is the probability of exactly x successes on n repeated trials, and X can only have two outcomes.
In which is the number of different combinations of x objects from a set of n elements, given by the following formula.
And p is the probability of X happening.
In this problem we have that:
33% of the births are Cesarean, so
Sample of 200 births, which eans that,