A pharmaceutical company test a sample of adult acne patients to assess the amount of time between cystic outbreaks. It has been hypothesized that adults suffer from longer outbreaks with shorter periods in between. 150 patients recorded the time with pain free outbreaks, with minimal inflammation. The sample produced a mean if 25 days over a 90 day period. Compute a 90% confidence interval for this data.Week 4: Confidence Intervals in Business 24 37 Consider when businesses might use confidence intervals to estimate values, such as in sales projections, marketing results, and so forth. Describe a business decision that could be helped with confidence intervals. Be specific! Then create a problem with numbers from which another student could calculate a confidence interval and make a decision