11.48 A sample of 200 individuals are tested for their blood type, and the results are used to test the hypothesized distribution of blood types:

Blood Type A B O AB Percent 0.41 0.09 0.46 0.04 The observed results were as follows:

Blood Type A B O AB Number 75 20 95 10 At the 0.05 level of significance, is there sufficient evidence to show that the stated distribution is incorrect?