A bus that was moving at a high speed stopped suddenly. One of the passengers claimed that a heavy object moved back and hit him in the
face. He claimed that the bus driver did not follow the appropriate safety
rules.

The weights of bags filled by a machine are normally distributed with a standard deviation of 0.05 kilograms and a mean that can be set by the operator. at what level should the mean weight be set if it required that only 1% of the bags weigh less than 9.5 kilograms? round the answer to 2 decimal places.