1. A salsa producer has just received a shipment of tomatoesfrom their main supplier. If the salsa
company finds convincing evidence that more than 7% of the tomatoesare damaged and
unusable for the salsa making process, the truck will have to besent away and a new shipment
will have to be sent out by the supplier. An inspection revealsthat 49 tomatoes are unusable
when the supervisor selects a random sample of 500 tomatoes fromthe truck. Carry out a
significance test at the ? = 0.05 significance level. What shouldthe salsa producer conclude
about the shipment?
2. As part of the Southeastern Region of Teach America,researchers conducted two surveys in
2019. The first survey asked a random sample of 1287 Floridacollege students about their use of
online tutoring services. A second survey posed similar questionsto a random sample of 1354
Georgia college students. In these 2 studies, 57% of Floridacollege students and 68% of Georgia
college students said they used online tutoring services. Constructand interpret a 90%
confidence interval for the difference between the proportion ofFlorida and Georgia college students who use online tutoringservices
