A bin contains yellow and black balls. A ball is selected at random and then placed back in the bin. The results are recorded after 10 trials, 50 trials, and 150 trials. The results are recorded in the table.

Based on the table, how many times can you expect that a yellow ball will be selected in 300 tries?

Outcome Number of trials
10 50 150
Yellow 9 32 135
Black 1 18 15

Question

A bin contains yellow and black balls. A ball is selected at random and then placed back in the bin. The results are recorded after 10 trials, 50 trials, and 150 trials. The results are recorded in the table.
 
Based on the table, how many times can you expect that a yellow ball will be selected in 300 tries?
 
    
 
Outcome	Number of trials
10	50	150
Yellow	9	32	135
Black	1	18	15

anonymous · Answer

Black balls? eww.

anonymous · Answer

for number of trials 10 50 and 150 are under it

anonymous · Answer

Since for 150 trials (which will give the least error) we have got 135 yellow balls, we can expect twice as much in 300=150*2 trials, which makes 270 yellow balls.

anonymous · Answer

thanks again

anonymous · Answer

do you mind helping me on mine lol i have been trying to solve it for a while now...

anonymous · Answer

and yw again