Introductory Statistics 9th Edition

Published by Wiley
ISBN 10: 1-11905-571-7
ISBN 13: 978-1-11905-571-6

Chapter 1 - Section 1.5 - Population Versus Sample - Exercises - Page 18: 1.21

Answer

a. Random sample b. Simple random sample c. No error.

Work Step by Step

A. Because every students from the university (the population) has the same chances to be selected. B. Because each students has the same probability of being selected (1/150) c. Because the data being collected are from statistical software in a random manner.
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