Explain what you can tell just by comparing the symbols in a picture.
2 answers:
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Total number of people in the department = 6 + 8 + 14 + 7 = 35
Total males = 6 + 14 = 20
Total female professor = 8
Total males or professor = 20 + 8 = 28
Total males = 6 + 14 = 20
Total female professor = 8
Total males or professor = 20 + 8 = 28