Question: chapter 3 exercise 3-4 modify the code so it uses BigDecimal arithmetic to calculate the average test score with th result rounded to one decimal

chapter 3 exercise 3-4

modify the code so it uses BigDecimal arithmetic to calculate the average test score with th result rounded to one decimal place. Note that because the scoreCount and scoreTotal variables are ints, you don't need to create the BigDecimal objects from strings.

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