Question: (5 points) Write a program named Gradebook. java that reads the final grades for a class The final grades are saved in a data file.

(5 points) Write a program named Gradebook. java that reads the

final grades for a class The final grades are saved in a

(5 points) Write a program named Gradebook. java that reads the final grades for a class The final grades are saved in a data file. After reading in the data calculate average grade for the whole class, find the lowest and highest then printout the 3 numbers in a nice format A sample data file (gradebook .txt) and output are given for testing purpose Data file 86 89 78 100 76 Sample output Average 87.80 Lowest 76.00 Highest 100.00 (5 points) Design a programming named CharDistribution. java which counts how many times each of the alphabetic characters convert lower case to upper case appears in the data file Then print the result as follows A 65 B 99

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