Google hires you to find how many people buy tutoring servic…

Google hires you to find how many people buy tutoring services online. How many adults need to be surveyed for 99% CL that sample is no more than 4% n= ((Z_(a/2)) ^2 (p)(q)/ (E)^2 or n= ((Z_(a/2)) ^2 (.25)/ (E)^2 Census reveals 75% use tutoring service online p= q= Z_(a/2) =