The mean is the class average and the standard deviation measures how wide the grade distribution spreads out. A z-score of 0 means you're at the exact class average. A z-score of 1 means you are one standard deviation above the class average; that's about the 84% percentile.
Freebase(0.00 / 0 votes)Rate this definition: Dyer. Dyer is a town in St. John Township, Lake County, Indiana, United States. The population was 16,390 at the 2010 census. This bedroom community lies in the Chicago Metropolitan Area. Dyer placed 97th on the 100 Best Places to Live in the US by CNN and Money Magazine in 2005.
M. Dyer and Son Store, Winfield, PA by Phyllis M. Dyer Mahlon Dyer started this journey in life and a history to last one hundred and seventeen years on August 8, 1868. He was born the son of Jinks and Deborah Dyer and was one of nine children. On Dec 31, 1891 he married Hannah Elizabeth (Lizzie) Dreese in Lewistown, Mifflin County, Pennsylvania.