Find the mean, variance, and standard deviation of the normal density function 
. Do not use integration.
?
A. expected value (mean): -3variance: 36standard deviation: 6?
B. expected value (mean): 36variance:-3standard deviation: 6?
C. expected value (mean): 36variance: 6standard deviation: -3?
D. expected value (mean): 6variance: -3standard deviation: 36?
E. expected value (mean): -3variance: 6standard deviation: 36?
Answer: A
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