Real world applications of the binomial theorem include that ecologists use it to count probabilities that depend on numerous and very distributed variables to predict the way the economy will behave in the next few years. Furthermore, forecast services and even the disaster forecast utilize the binomial theorem. Furthermore, the binomial "distribution" is popularly used to rank the candidates in many competitive examinations. In addition, the binomial theorem is used to find the number of children with a certain genotype.