Question

A bag contains 5 white marbles and 30 blue marbles. If a representative sample contains 2 white ​marbles, then how many blue marbles would you expect it to​ contain? Explain. Because the ratio of white marbles to blue marbles is ▼ 6:5 6:1 5:6 1:6 in the​ population, the expected number of blue marbles is nothing times the number of white marbles in the representative sample. There should be nothing blue marbles.

Answer 1

Answer: 10

Explanation:

The expected number of blue marbles in the representative sample is 10. This is because the ratio of white marbles to blue marbles in the population is 5:6, so for every 5 white marbles there are 6 blue marbles. Since the representative sample contains 2 white marbles, the expected number of blue marbles should be 6 times the number of white marbles, or 6 x 2 = 10.

Answer 2

6:1

Explanation: