Question: i do need help with thes. pleas help 4. (15 points) The frequency distribution table of students' grades in Dr Kim's college statistics class with

i do need help with thes. pleas help

4. (15 points) The frequency distribution table of students' grades in Dr Kim's college statistics class with 17 students is given below. Assume that this is the population data Grade frequency A 10 B 3 C D Total 17 Find the mean and standard deviation. Use Grade point system (A =4, B=3, C=2, D=1)

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