A Random Sample of 121 Bottles of Cologne Showed an Average

question 11

Multiple Choice

A random sample of 121 bottles of cologne showed an average content of 4 ounces.It is known that the standard deviation of the contents (i.e., of the population) is 0.22 ounces.The standard error of the mean equals

• A) 0.3636
• B) 0.0331
• C) 0.0200
• D) 4.000

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