Mathematics, 15.04.2020 23:20 vxdsvsfdds

The number of times per minute that a hummingbird’s wings flap is normally distributed

with a mean of 145 and a standard deviation of 2.

Part A: What is the probability that a randomly selected hummingbird flaps its wings more

than 151 times a minute?

Part B: What percentage of hummingbirds flap their wings between 141 and 149 times per

minute?

Part C: A hummingbird that flaps its wings 147 times a minute is in the

percentile.

Answers: 2

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The number of times per minute that a hummingbird’s wings flap is normally distributed

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