Please show and answer all the parts of this
question.
Suppose that in manufacturing a very sensitive electronic
component, a company and its customers have tolerated a 2%
defective rate. Recently, however, several customers have been
complaining that there seem to be more defectives than in the past.
Given that the company has made recent modifications to its
manufacturing process, it is wondering if in fact the defective
rate has increased from 2%. For quality assurance purposes, you
decide to...