Suppose a Population Generally Follows a Normal Curve, Except That

question 4

Multiple Choice

Suppose a population generally follows a normal curve, except that one of the measurements on this curve falls more than 3 standard deviations above the mean.What would you call this value?

• A)An extreme outlier.
• B)An error.All the values should lie within 3 standard deviations of the mean.
• C)A value that has a 99.7% chance of occurring, because of the Empirical Rule.
• D)None of the above.

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