The variance of a constant is zero. Adding a constant value, c, to a random variable does not change the variance, because the expectation (mean) increases by the same amount. Multiplying a random variable by a constant increases the variance by the square of the constant.
Panama City is a city and the county seat of Bay County, Florida, United States. Located along U.S. Route 98, it is the largest city between Tallahassee and Pensacola.
Panama City tourist attractions: 1  Junior Museum of Bay County, Panama City, FL. 2  Rosemary Beach is One of Panama City's Newer Communities. 3  St. Andrews SRA, Florida-Panama City, Florida-Park on Peninsula off Central Panhandle Offers Water Sports and Nature Opportunities in the Sunshine State.