| Normal Density Function | |
| mean | 0 |
| standard deviation | 1 | Area under Normal Density |
| q value | 1.64 |
| z value | 1.64 |
| P[X <= z] | 0.949497416525896 |
| P[X > z] | 0.0505025834741037 |
| P[-|z| <= X <= |z|] | 0.898994833051793 |
| P[-|z| <= X] + P[X > |z|] | 0.101005166948207 | Quantiles |
| q given P[X <= q] = 0.95 | 1.64485362695147 |
| q given P[X > q] = 0.95 | -1.64485362695147 |
| |q| given P[-|q| <= X] + P[X > |q|] = 0.05 | 1.95996398454005 |