each sample of water has a 10 chance of containing a particular organic pollutant.assume that the sample are independent with regards to the present of the pollutant. find the probability that in the next 18 sample at least 4 sample contain the pollutant
Answers
Answered by
0
Answer:
it's an appointment of cambrin
Answered by
0
Step-by-step explanation:
p= 0.10
q= 1-p
= 1-0.10
= 0.90
n=18
by using binomial distribution formula
P= 18c4 × (0.10)^4 × (0.90)^18-4
by solving this equation
P= 0.0700
Attachments:
Similar questions