11. Problem 4.30 (Measuring Exchange Rate Volatility) Algo Here are exchange rates for the Japanese yen and British pound at the beginning of each of the last five years. Your firm wants to determine which currency is more volatile as it assesses its exposure to exchange rate risk. Estimate the volatility of each currency's movements. Do not round intermediate calculations, Round your answers to two decimal places. The standard devation of the yen's movements: The standard deviation of the pound's movements: The is more volatile