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.
What Bert Has To Say About Panama City Metro Area. Panama City is one of the more popular beach cities in the Florida Panhandle. The area has large white-sand beaches, particularly to the northwest in Panama City Beach (a separate city). Panama City Beach is a spring-break destination with a substantial tourist-oriented infrastructure including amusement parks.