If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Calculating binomial probability

You might need: Calculator


70% of a certain species of tomato live after transplanting from pot to garden. Najib transplants 3 of these tomato plants. Assume that the plants live independently of each other. Let X= the number of tomato plants that live.
What is the probability that exactly 2 of the 3 tomato plants live?
You may round your answer to the nearest hundredth.
  • Your answer should be
  • an exact decimal, like 0.75