BuyFind

Statistics for The Behavioral Scie...

10th Edition
Frederick J Gravetter + 1 other
Publisher: Cengage Learning
ISBN: 9781305504912
BuyFind

Statistics for The Behavioral Scie...

10th Edition
Frederick J Gravetter + 1 other
Publisher: Cengage Learning
ISBN: 9781305504912

Solutions

Chapter 7, Problem 13P
Textbook Problem

  1. cores on a standardized reading test for 4th-grade students form a normal distribution with μ = 60 and σ = 20 . What is the probability of obtaining a sample mean greater than M = 65 for each of the following:

  • a sample of n = 16 students
  • a sample of n = 25 students
  • a sample of n = 100 students
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