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StatisticsQ&A LibraryIn Exercises 5–36, express all probabilities as fractions.Sorting Hat At Hogwarts School of Witchcraft and Wizardry, the Sorting Hat chooses one of four houses for each first-year student. If 4 students are randomly selected from 16 available students (including Harry Potter), what is the probability that they are the four youngest students?Question

Asked Dec 29, 2019

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In Exercises 5–36, express all probabilities as fractions.

Sorting Hat At Hogwarts School of Witchcraft and Wizardry, the Sorting Hat chooses one of four houses for each first-year student. If 4 students are randomly selected from 16 available students (including Harry Potter), what is the probability that they are the four youngest students?

Step 1

Here, *n* = 16, *r* = 4.

The first-year students are selected is not of importance here. What matters is that which 4 first-year student...

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