A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 189.9-cm and a standard deviation of 2.5-cm. For shipment, 11 steel rods are bundled together.

Find the probability that the average length of a randomly selected bundle of steel rods is greater than 188.6-cm.*P*(*M* > 188.6-cm) =

Enter your answer as a number accurate to 4 decimal places. Answers obtained using exact *z*-scores or *z*-scores rounded to 3 decimal places are accepted.