Modality and Symmetry. Any value of a data variable or random variable at which the frequency curve or probability curve reaches a peak is called a mode. Most distributions in practice have one peak and are described as unimodal. A distribution with two peaks is called bimodal.
Ferguson, North Carolina. Ferguson is an unincorporated community in Wilkes County, North Carolina, United States. Ferguson is located on North Carolina Highway 268 12.3 miles (19.8 km) west-southwest of Wilkesboro. Ferguson has a post office with ZIP code 28624.
Madison County is a county located in the U.S. state of North Carolina. As of the 2010 census, the population was 20,764. Its county seat is Marshall. The county was formed in 1851 from parts of Buncombe County and Yancey County. It was named for James Madison, fourth President of the United States (1809â1817). Madison County is part of the Asheville, NC Metropolitan Statistical Area.