To be eligible to open a Scottrade BankÂ® account, you must have $500 in equity* in one of the following ScottradeÂ® brokerage account types: 1  Individual. 2  Joint. 3  Trust. 4  Traditional IRA. 5  Roth IRA. 6  SEP IRA.
Summary: The range of a set of data is the difference between the highest and lowest values in the set. To find the range, first order the data from least to greatest. Then subtract the smallest value from the largest value in the set.
Range is a measure of dispersion, A measure of by how much the values in the data set are likely to differ from their mean. The range is easily calculated by subtracting the lowest from the highest value in the set. This calculator uses the following formula for calculating the range: Range = maximum(xi) - minimum(xi)