Answer:
7f
Step-by-step explanation:
Just add them all together keeping the f on
Then subtract keeping the f on
Answer: 0.067
Step-by-step explanation:
Binomial distribution formula :-
, here P(x) is the probability of getting success in x trials , n is total number of trials and p is the probability of getting success in each trial.
Given : n = 4 , p = 12 % = 0.12 and x =2
Then , 

∴ The probability of selecting two nonconforming units in the sample = 0.067
Answer:
D
Step-by-step explanation: