Part 6 of my R Tutorial – Arrays and Matrices.

R is a programming language and software environment for statistical computing and graphics. The R language has become a de facto standard among statisticians for the development of statistical software, and is widely used for statistical software development and data analysis. R is part of the GNU project.

thx very much man

Thanks a lot, really great to know we can solve matrices in R!

i am not able to save table using write.table or sink commands… it says permission denied

at 6:12, what is the command used for matrix multiplication?

very clear. thanks

a really great series. thank you. Even your small errors now and then are really valuable because I pick them up and it helps me realize that I have understood your previous instruction.

@ zxcvhjklbnm at 6:12 the command is %*%

Sincerely Dear friends, I have a question and would appreciate very much to help me solve it as:

> x

, , villarriba quetelect =1

edad peso altura

hombres 45 65 170

mujeres 46 55 167

, , villarriba quetelect =2

age peso altura

hombres 48 68 169

mujeres 49 56 165

To extract the array elements specifically the header name, villarriba quetelect = 1:

I thank them very much ..

ditto here. the later half values are different