Your company produces electrical components for a government project that are normally distributed with a mean frequency of 200 MHz and a variance of 9 MHz. The government accepts product that falls between 195.500 MHz and 204.935 MHz. What percent of our product will be acceptable to the government? Note that if Z is a standard normal random variable P(Z < −1.645) ≈ 0.05 P(Z < −1.5) ≈ 0.067