A company that develops motorbike batteries knows that 10% of the batteries are defective. 300 batteries are

Question:

A company that develops motorbike batteries knows that 10% of the batteries are defective. 300 batteries are randomly sampled:
a) Show that X = number of defective batteries out of 300 follows a binomial distribution.
b) What is the probability that of the next 300 batteries, 20 or less will be defective?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Question Posted: