A machine produces electrical component and the length of component follows a normal distribution. If a machine produces 99.7% of the components have lengths between 1.16and 1.24 cm. Assuming the data...

A machine produces electrical component and the length of component follows a normal distribution. If a machine produces 99.7% of the components have lengths between 1.16and 1.24 cm. Assuming the data is normally distributed, the mean is _____ and the standard deviation is _______