Standard deviation involving Binomial Distribution
Standard deviation involving Binomial Distribution
IB Year 5 | Grade 11
The probability that an apple, picked at random from a sack, is bad is \(0.05\). Find the standard deviation of the number of bad apples in a sample of \(15\) apples.
Solution:
Solution locked
680+ questions here come with free worked solutions. A free account saves your questions and progress; this one needs tuition enrolment.
Create a free account to practise similar questions.
Answer:\(0.844\) apples (3 s.f.), under the independent binomial model.
Need help? Join our JC Math tuition classes.
Learn more