SELECT ALL THAT APPLY.
-The area under the normal curve is
A)68.28% between the mean and ±2 standard deviation.
B)equal to 1.00 or 100% of the total observations.
C)divided into two equal parts by a vertical line through the mean.
D)a proportion or percentage of the number of observations.

Question

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The Answer of SELECT ALL THAT APPLY.
-The area under the normal curve is
A)68.28% between the mean and ±2 standard deviation.
B)equal to 1.00 or 100% of the total observations.
C)divided into two equal parts by a vertical line through the mean.
D)a proportion or percentage of the number of observations.