CAPE Applied Mathematics Unit 1 · 2015 · Paper 1 · Question Q19
If Z \sim N(0, 1), then P(-1 < Z < 2) is given by
- (A)
2(1 - \phi(2)) - (B)
\phi(2) - \phi(1) - (C)
2\phi(2) - 1 - (D)
\phi(1) + \phi(2) - 1
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