Question

If Z is normally distributed with a mean u=0 the variance a=1 calculate P (Z-1.67)
1. 0.9525
2. 0.0475
3. 0.0548
4. 0.7486
5. 0.9608

Answer 1

Solution

Z ~ N(0,1)

$P(Z<-1.67)$

From the standard normal table, we obtain 0.0475

Ans : $0.0475$