Which conclusion can be drawn from this graph? The manufacturer of a soccer ball claims that only 3%
of the soccer balls produced are faulty. An employee of
this company examines the long-run relative frequency
of faulty soccer balls produced as shown in the graph.
Faulty Soccer Balls
0.08
The company's claim seems to be true because the
graph shows that when 50 soccer balls were tested,
only about 3% of them were faulty.
O We should not believe the company's claim that only
3% of their soccer balls are faulty because this graph
shows a continuous increase in probability.
O Because the graph shows that the probability of
producing a faulty soccer ball is 0.03, we can believe
the company's claim that only 3% of the produced
soccer balls are faulty
The graph shows that the probability of producing a
faulty soccer ball is about 0.06; therefore, we should
not believe the company's claim that only 3% of the
produced soccer balls are faulty.
0.06
Probability
0.04
0.02
100
400
500
200 300
Frequency