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A union wants to know the amount of time their union members are spending on company business outside of office hours each week. They want to know if it is more than 2.5 hours on average. A random sample of 102 employees finds an average of 1.74 hours spent on company business on the weekends on average. Does the union have significant evidence that employees are spending more than 2.5 hours on company business on the weekends on average

A union wants to know the amount of time their union members are spending on company business outside of office hours each week. They want to know if it is more than 2.5 hours on average. A random sample of 102 employees finds an average of 1.74 hours spent on company business on the weekends on average. Does the union have significant evidence that employees are spending more than 2.5 hours on company business on the weekends on average

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A union wants to know the amount of time their union members are spending on company business outside of office hours each week. They want to know if it is more than 2.5 hours on average. A random sample of 102 employees finds an average of 1.74 hours spent on company business on the weekends on average. Does the union have significant evidence that employees are spending more than 2.5 hours on company business on the weekends on average?

  • What is the sample statistic?

    • 102
    • 1.74
    • 2.5


  • Which symbol is used for the statistic in this problem?

    • ¯xx¯
    • ˆpp^
    • μμ
    • ππ


  • Which hypotheses do we want to test?

    • H0: ππ = 1.74
      HA: ππ > 1.74
    • H0: μμ = 2.5
      HA: μμ > 2.5
    • H0: ππ = 2.5
      HA: ππ > 2.5
    • H0: μμ = 1.74
      HA: μμ > 1.74
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