define n up n up how are extreme values a record value or high water mark what is up x in math what is max_n and up average record value which statement is used to predict the next record value? what is the basic formula of extreme values and extreme water marks what is the basic naming of extreme values? what is the definition of record value which is the highest possible record value of the i.i.d. what is the next highest water mark how to calculate extreme values from high water mark what is the difference between nextmax and up what is record of extreme values what is the record value of max_n what is nextmax what is the difference between up and nextmax calculate maximum nextmax what does the word record the highest recorded value define nextmax in statistics