The mean age of first marriage for men in the United States is 25.  The mean age at which men marry in California based upon a sample of 49 men is 24 with a sample standard deviation of 2.8 years. Answer the following questions based upon the above paragraph: d)  What is the Margin of error? e)     Based upon the sample of 49 men: can the average age men marry for the first time in California be the same as the average age in the United States.?

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The mean age of first marriage for men in the United States is 25.  The mean age at which men marry in California based upon a sample of 49 men is 24 with a sample standard deviation of 2.8 years. Answer the following questions based upon the above paragraph:

d)  What is the Margin of error?

e)     Based upon the sample of 49 men: can the average age men marry for the first time in California be the same as the average age in the United States.?

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