Later in the week someone at Consumer Reports disputed the conclusion in the Acme potato chip test.  This person believes that there is significantly less than 10 ounces per bag.  However, only 16 bags remain from the previous study.  The mean is 9 ounces with a standard deviation of 2 ounces.  Is this person correct in his belief at the .10 level of significance? Calculate the critical value Calculate the value for the test statistic The rejection region is located at:  The left tail,  The right tail,  both tails The conclusion is to:  accept the null hypothesis or reject the null hypothesis Exposed to:  Type on error,  Type two error,  Neither error, or Both errors Definately committed to: do not know or know

Question

Later in the week someone at Consumer Reports disputed the conclusion in the Acme potato chip test.  This person believes that there is significantly less than 10 ounces per bag.  However, only 16 bags remain from the previous study.  The mean is 9 ounces with a standard deviation of 2 ounces.  Is this person correct in his belief at the .10 level of significance?

  • Calculate the critical value
  • Calculate the value for the test statistic
  • The rejection region is located at:  The left tail,  The right tail,  both tails
  • The conclusion is to:  accept the null hypothesis or reject the null hypothesis
  • Exposed to:  Type on error,  Type two error,  Neither error, or Both errors
  • Definately committed to: do not know or know

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Hypothesis Testing

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