To calculate the sample mean x-bar, each researcher sums all the calorie counts for each scoop of ice cream. Thus, each researcher has summed together 20 values. Each researcher then divides that sum by the number of numbers summed together, which in this example is 20.
DEFINITION of 'Base Currency'. The first currency quoted in a currency pair on forex. It is also typically considered the domestic currency or accounting currency.For accounting purposes, a firm may use the base currency to represent all profits and losses.It is sometimes referred to as the primary currency.he first currency quoted in a currency pair on forex. It is also typically considered the domestic currency or accounting currency. For accounting purposes, a firm may use the base currency to represent all profits and losses. It is sometimes referred to as the primary currency.
What is a 'Currency Pair' A currency pair is the quotation and pricing structure of the currencies traded in the forex market; the value of a currency is a rate and is determined by its comparison to another currency. The first listed currency of a currency pair is called the base currency, and the second currency is called the quote currency. The currency pair indicates how much of the quote currency is needed to purchase one unit of the base currency. BREAKING DOWN 'Currency Pair' All forex trades involve the simultaneous purchase of one currency and sale of another, but the currency pair itself can be thought of as a single unit, an instrument that is bought or sold.