The table shows the results of drawing one marble from a bag of colored marbles. Each marble was replaced after the outcome was recorded. If there are a total of 50 marbles in the bag, about how many of the marbles are green?

Color Number of Pulls
red 6
green 4
orange 7
black 3

Question

The table shows the results of drawing one marble from a bag of colored marbles. Each marble was replaced after the outcome was recorded. If there are a total of 50 marbles in the bag, about how many of the marbles are green?

 

Color Number of Pulls 
red 6 
green 4 
orange 7 
black 3

kropot72 · Answer

Total number of pulls = 20
Number of green pulls = 4
Experimental proportion of green = 4/20
Estimated number of green marbles in bag = 50 * (4/20) = ?