Question

Determine the area below the following

1. Z= 2

2. Z= 3.1

3. Z= -1.5

4. Z= 2.14

Answer 1

1.

$$P(Z<2)=0.977250$$

2.

$$P(Z<3.1)=0.999032$$

3.

$$P(Z<-1.5)=0.066807$$

4.

$$P(Z<2.14)=0.983823$$