31 Eggs that are contaminated with salmonella can cause food

31. Eggs that are contaminated with salmonella can cause food poisoning among consumers. A large egg producer Lakes an SRS of 200 eggs from all the eggs shipped in one day. The laboratory reports that 11 of these eggs had salmonella contamination. Unknown to the producer, 0.2% (two-tenths of one percent) of ALL eggs shipped had salmonella. In this situation. Use the following to answer Questions 32 and 33. The distribution of actual weights of 8 oz wedges of cheddar cheese produced at a dairy is Normal with mean 8.1 ounces and standard deviation 0. 2 ounces 32. If a sample of 10 of these choose wedges is selected, the probability that their average weight is less than 8 oz is. There is only a 10% chance that the average weight of the sample of 10 of the cheese wedges will be below

Solution

31.C

32.B

33.D