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Exercises Probability and the bell curve

Example 5.5 from Statistics, 5.2 The Uniform Distribution

(part 1)

a. The probability that a randomly selected nine-year-old child eats a doughnut in at least two minutes is _______.

Work it out on paper first. Then open the solution one step at a time, and stop as soon as you can finish on your own.

Solution
a. 0.5714

How did it go?

Previous (part 3)Next (part 2)

From Statistics (High school edition) by OpenStax (Rice University), section 5.2, licensed under CC BY 4.0. Original at openstax.org. We split the solution into steps; the words, numbers and figures are the book's. OpenStax doesn't endorse this site.