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.
Sponsored Topics. Panama City Beach is a city in Bay County, Florida, United States, on the Gulf of Mexico coast. The city is often referred to under the umbrella term of Panama City, despite being a distinct municipality from the older and larger inland Panama City to the east, making Panama City and Panama City Beach two separate cities.