The scores 30 students earned on the Calculus I final exam are listed in the data...

The scores 30 students earned on the Calculus I final exam are listed in the data set below (in percentage).

examscores=c(95,68,65,50,82, 85,91,83,70,67, 68,65,52,39,48, 75,65,70,68,65, 69,71,68,73,78, 80,51,65,64,87)

Include your R commands and output for each part of the problem.

a) Create a stem and leaf plot for this data.

b) Comment on at least three features of the distribution using statistical terminology.

c) One of the data values is 39%. Would that value be considered unusual? Show work to justify your answer.

d) One of the data values is 39%. Would that value be considered an outlier? Show work to justify your answer.

Expert Solution

milcah answered 1 year ago

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