Percent of sets needing repair


From past experience, a television manufacturer found that 10 percent or less of its sets needed any type of repair in the first two years of operation. In a sample of 50 sets manufactured two years ago, 9 needed repair. At the .05 significance level, has the percent of sets needing repair increased?

Request for Solution File

Ask an Expert for Answer!!
Other Subject: Percent of sets needing repair
Reference No:- TGS0926981

Expected delivery within 24 Hours