ELEMENTARY STATISTICS: A STEP BY STEP APPROACH, NINTH EDITION
Published by McGraw-Hill Education, 2 Penn Plaza,
Auther:Allan G. Bluman
Allan G. Bluman is a professor emeritus at the Community College of Allegheny County,
South Campus, near Pittsburgh, Pennsylvania. He has taught mathematics and statistics
for over 35 years. He received an Apple for the Teacher award in recognition of
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