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 Demographics Panama City is located in Northwest Florida on the Gulf Coast along U.S. Highway 98, south of I-10. With over 36,000, residents, it is the largest city between Pensacola and Tallahassee and serves as the Bay County seat. It is the heart of the Panama City-Lynn Haven-Panama City Beach MSA which includes almost 170,000 people and is the anchor of a 60-mile workforce drive-time area of 573,000 people.