A die is a specialized tool used in manufacturing industries to cut or shape material mostly using a press. Products made with dies range from simple paper clips to complex pieces used in advanced technology.
An article reported that, in a study of a particular wafer inspection process, 356 dies were examined by an inspection probe and 155 of these passed inspection. What is the estimated proportion of wafers that passed inspection? (Round your answers to three decimal places.)
Assuming a stable process, calculate a 95% (two-sided) confidence interval for the proportion of all dies that pas

Question

A die is a specialized tool used in manufacturing industries to cut or shape material mostly using a press. Products made with dies range from simple paper clips to complex pieces used in advanced technology. 
An article reported that, in a study of a particular wafer inspection process, 356 dies were examined by an inspection probe and 155 of these passed inspection. What is the estimated proportion of wafers that passed inspection? (Round your answers to three decimal places.)
Assuming a stable process, calculate a 95% (two-sided) confidence interval for the proportion of all dies that pas

raffle_snaffle · Answer

@freckles

rhondasommer · Answer

if only 155 out of 356 passed inspection what is your fraction

raffle_snaffle · Answer

I got that part... I need help with the following

raffle_snaffle · Answer

calculate the a 95% interval two sided.

raffle_snaffle · Answer

I am assuming you don't know... It's okay most people don't. XD

raffle_snaffle · Answer

@agent0smith

rhondasommer · Answer

https://people.rit.edu/mjgsma/smam345fall10/q10sol.pdf i dont know for sure but i looked some stuff up and thought this might help you ...

rhondasommer · Answer

its not the answer but its just about the same thing as yours...