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The management at an environmental consulting firm claims the mean weekly salary is $275 with a...

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Basic Math

The management at an environmental consulting firm claims themean weekly salary is $275 with a standard deviation of $34.10.

  1. If we want to address the question “If management’s claims aretrue, what is the probability that an individual worker would makean average weekly salary less than $264.50?”, write the probabilitystatement.

  2. If we want to address the question “If management’s claims aretrue, what is the probability that an individual worker would makean average weekly salary less than $264.50?”, what is theprobability? Be sure to show how you calculated yourprobability.

  3. If we want to address the question “If management’s claims aretrue, what is the probability that a group of 27 workers would makean average weekly salary less than $264.50?”, write the probabilitystatement.

  4. If we want to address the question “If management’s claims aretrue, what is the probability that a group of 27 workers would makean average weekly salary less than $264.50?”, what is theprobability? Be sure to show how you calculated yourprobability.

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Solution Given that mean 275standard deviation    See Answer
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