Answer: c. 0.0778
Step-by-step explanation:
Let X is the number of non-authentic names in her sample with parameter :
n= 5 and p=40% = 0.40
Binomial probability distribution, the probability of getting success in x trials :-

We have ,

Thus , the correct answer is option c. 0.0778
Answer:
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Step-by-step explanation:
y=6x/5 -1/5 this the answer i got