EQUAL AND PROPORTIONAL ALLOCATION

[@Hcreation-lyrics]

wonderful explanation thank you

[@aseelas7492]

Thanks a lot❤

[@begginertuts6083]

Thank you for this.

[@kimmho5846]

Thank you for this .but I have a question on how can I calculate sample size for objective for one sample & three different outcomes ,?for example alcohol and cigarette smoking & khat chewing thank you