U"A Private Organization Telephone Poll Of 900 Adults, Aged 18 And Older, Living In The Country Found That 75% Of Citizen Feel Confident In The Accura

A private organization telephone poll of 900 adults, aged 18 and older, living in the country found that 75% of citizen feel confident in the accuracy of their doctors advice, and dont feel the need to check for a second opinion or do additional research. The margin of error for this survey was given as ±10 percentage points. Find a 90% lower confidence interval estimate of the percent of adults who feel confident in the accuracy of their doctor's advice and don't feel the need to check for a second opinion.

 

Answer:

Step-by-step explanation:

75% of citizen feel confident in the accuracy of their doctors advice

+

The margin of error for this survey was given as ±10 percentage points

=85%

90%

-85%

=5%