Of 388 randomly selected medical students 29 said that they planned to work in a rural community. Find a 92% confidence interval for the proportion of all medical students who plan to work in a rural community.

1. Procedure: Select an answer One proportion Z procedure One variance χ² procedure One mean T procedure One mean Z procedure
2. Assumptions: (select everything that applies)
   • Simple random sample
   • Normal population
   • Sample size is greater than 30
   • Population standard deviation is known
   • The number of positive and negative responses are both greater than 10
   • Population standard deviation is unknown
3. Unknown parameter: Select an answer p, population proportion σ², population variance μ, population mean