Question

A college cafeteria is looking for a new dessert to offer its 5,000 students. The table shows the preference of 225 students.

Ice Cream Candy Cake Pie Cookies
81 9 72 36 27


Which statement is the best prediction about the number of cookies the college will need?
The college will have about 198 students who prefer cookies.
The college will have about 200 students who prefer cookies.
The college will have about 600 students who prefer cookies.
The college will have about 1,600 students who prefer cookies.

Answer 1

(c) 600 students

Explanation:

You want to know the number of 5000 students who will prefer cookies for dessert, given that 27 of a sample of 225 students did so.

Fraction

The fraction of students preferring cookies was ...

27/225

This fraction of 5000 students is ...

(27/225)(5000) = 600

The college will have about 600 students who prefer cookies, choice C.

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