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.
The Capital City of Panama (officially named Republic of Panama) is the city of Panama City.The population of Panama City in the year 2000 was 1,063,000. Panama is a Spanish speaking country between the Pacific Ocean and the Caribbean Sea.he Capital City of Panama (officially named Republic of Panama) is the city of Panama City.