Find the Mean,variance,and Standard Deviation of the Normal Density Function

Multiple Choice

Find the mean,variance,and standard deviation of the normal density function Do not use integration. ​

A) expected value (mean) : -3
Variance: 36
Standard deviation: 6
​
B) expected value (mean) : 36
Variance: -3
Standard deviation: 6
​
C) expected value (mean) : 36
Variance: 6
Standard deviation: -3
​
D) expected value (mean) : 6
Variance: -3
Standard deviation: 36
​
E) expected value (mean) : -3
Variance: 6
Standard deviation: 36
​