correlation coefficient prob...PHP

[siddharthkumarr]

I have recently started wid php n my new assignment involves
1- creating dynamic array for floating point nos.
2-comparing adjacent nos. and finding the correlation coefficient.....

lemme knw sm functions or commands so that i can start of with...i will be rly grateful....thanxxxx :)

[ddadmin]

We can't do your assignment for you. Please be specific what you have done so far, and where within the code you need help with.