Question

Toastmasters international cites a report by gallop poll that 40% of americans fear public speaking. a student believes that less than 40% of students at her school fear public speaking. she randomly surveys 361 schoolmates and finds that 135 report they fear public speaking. conduct a hypothesis test to determine if the percent at her school is less than 40%.

Answer 1

According to her own survey the 135 who fear public speaking are way less than 40%. In her case its actually close to 30%.