A random sample of 50 employees of a large company was asked the question, "Do you participate in the company's stock purchase plan?" The answers are shown below. yes no no yes no no yes yes no no no...

A random sample of 50 employees of a large company was asked the question, "Do you participate in the company's stock purchase plan?" The answers are shown below.

yes     no    no     yes    no     no     yes    yes    no      no

no      yes   yes    yes    no     yes    no     no     yes    yes

no      yes   yes    no     yes    yes    no     yes    yes    yes

yes     no    no     yes    yes    yes    yes    yes    no      yes

no      yes   yes    no     yes    yes    yes    yes    yes    yes

Use a 90% confidence interval to estimate the proportion of employees who participate in the company's stock purchase plan.