4) An earlier statistics class used to have a lab. During lab students would count corn kernels. Here are some counts for corn kernels: purple round: 211 purple wrinkled: 87 yellow round: 86 yellow...

4) An earlier statistics class used to have a lab. During lab students would count corn kernels. Here are some counts for corn kernels:

purple round: 211 purple wrinkled: 87 yellow round: 86 yellow wrinkled: 19
Is there any reason to doubt the expected ration of 9:3:3:1 (the counts above are given in order)?