The Owner of a Meat Market Has an Assistant Who

question 122

Multiple Choice

The owner of a meat market has an assistant who has determined that the weights of roasts are normally distributed,with a mean of 3.2 pounds and standard deviation of 0.8 pounds.If a sample of 25 roasts yields a mean of 3.6 pounds,what is the Z-score for this sample mean?

• A) -2.50
• B) 2.50
• C) -0.50
• D) None of these choices.

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The Congress of Industrial Organizations, a federation of unions that organized workers in industrial unions in the United States and Canada from the 1930s until its merger with the AFL in 1955.

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