10.110 Chinowsky (Journal of Professional Issues in Engineering Education and Practice, 2002)

researched the education background of design and construction executives. Of 111 construction executives 70 had a Bachelor of Science degree in Engineering. Of 139 design executives, 102 had a Bachelor of Science degree in Engineering. At the 5%

level of significance, is there a significant difference in the percentage of executives with a Bachelor of Science degree in Engineering among the construction and design executives?

Justify your answer.