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If a seed is planted, it has a 75% chance of growing into a healthy plant....

If a seed is planted, it has a 75% chance of growing into a healthy plant.

If 11 seeds are planted, what is the probability that exactly 1 doesn't grow?

Math   Statistics-And-Probability   
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Answer #1

Given that the probability of growing a seed into a healthy plant is p=0.75

ie

Implies

q: is the probability of seed not growing into plant

Let X be the number of seed not grown into the healthy plan.

n=11 be the number of seed planted.

Therefore

The probability of exactly one seed doesn't grow is given by

Therefore the probability that exactly one seed doesn't grow is 0.1551

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