Question

A bag contains 8 green marbles and 32 blue marbles. If a representative sample con

Because the ratio of green marbles to blue males is 1:4 in the population, the e
be 8 blue marbles.

Answer 1

The expected number of blue marbles in a sample of 8 marbles would be 4 times the number of green marbles, so 4 * 8 = 32. Thus, the expected number of blue marbles in a sample of 8 marbles is 32.

Explanation: