I need help with mean

Executive Bonuses A random sample of bonuses (in millions of dollars) paid by large companies to their executives is shown below. Use this table to calculate the mean for the data. Round to one decimal place if needed, example 57.6. Class Boundaries Frequency_(f) 0.5 - 3.5 11 3.5 - 6.5 12 6.5 - 9.5 4 9.5 - 12.5 2 12.5 - 15.5