Amanda's method is linear because the number of minutes increased by an equal number every week.
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
5b-2=13 add 2 to both sides
5b=15 divide both sides by 5
b=3
Answer
I’m pretty sure it’s c
Explanation