#### Answer

Answer: 0.7902

#### Work Step by Step

Want to find P( -1.55 < z < 1.04):
1) Find P(z < -1.55) = 0.0606
2) Find P( z > 1.04) = 1 - 0.8508 = 0.1492
3) Remember the area of the curve is equal to 1, so the area between P(-1.55 < z < 1.04 ) is :
1 - (0.0606 + 0.1492) = 0.7902