Introduction and Z-test

PPT - https://www.dropbox.com/scl/fi/vicptwkqrb65dovsv4oo0/Lecture-21-Hypothesis-testing.pptx?rlkey=y2mm6op1tzik46fjf5uw2eod8&dl=0

 
 

Code - https://www.dropbox.com/scl/fi/kglvswpq1ny5mqjode4or/Z-test.Rmd?rlkey=p34y8pjm4py0cw47hdexuv3mn&dl=0
সর্বশেষ পরিবর্তন: Tuesday, 2 June 2026, 3:42 PM