i) Find the average measurement for the following variables `RPG`, `RPG`, `H`, `AB` `BatAge and `R`. ii) Create dotplot's or histogram's for each variable in (i). iii) Using your own words, describe the distribution of each variable in (i). Write your answer outside the code chunk. iv) Find the average and the standard deviation of the variables `BatAge`, `R` and `H` for each league. v) Describe any differences or similarities between the leagues. Write your comment outside the code chunk.