A survey reported that approximately 70% of people in the 50 to 64 age bracket have tried some type of alternative thera
Posted: Mon Jul 11, 2022 11:43 am
A survey reported that approximately 70% of people in the 50 to64 age bracket have tried some type of alternative therapy (forinstance, acupuncture or the use of nutrition supplements). Assumethis survey was based on a sample of 400 people.
You decide to redo the analysis with the margin of error reducedto 2%. How large a sample do you need to draw? (Round up finalanswer to nearest whole number.)
EXCEL FUNCTION ALSO PLZZ
You decide to redo the analysis with the margin of error reducedto 2%. How large a sample do you need to draw? (Round up finalanswer to nearest whole number.)
EXCEL FUNCTION ALSO PLZZ