SOLUTION: What percentage of the area of the standard normal distribution is between z = -1.00 and z = +1.00? How is this possible?

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Question 1127881: What percentage of the area of the standard normal distribution is between z = -1.00 and z = +1.00? How is this possible?
Answer by MathLover1(20849) About Me  (Show Source):
You can put this solution on YOUR website!
P+%28-1%3C+Z%3C1+%29+
mean: mu=0
standard deviation: delta=1
P=1%2Fsqrt%282%29=0.682689
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