Blood is grouped into four types: A, B, AB, and O. The percent of Americans with each type are as follows: O, 43%; A, 40%; B, 12%; and AB, 5%. At a recent blood drive at a large university, the donors were classified as shown below. s there sufficient evidence to conclude that the proportions differ from those stated above?

A. Find the expected frequencies. Fill in the table below.

Blood Type	O	E
A	60
B	65
AB	15
O	10

B. Write the Null and the Alternative hypotheses.

Ho:

H1:

C. Find thep-value =

D. Write the decision, Reject or Fail to Reject Ho

Decision:

E. Write the conclusion in context of this problem.

Conclusion: