A manufacturer wishes to estimate the proportion of dishwashers leaving the factory
that is defective. How large a sample should be tested in order to be 99% confident
that the true proportion of defective dishwashers is estimated to within a margin of
error of 3%?
1843.27
1800
1843
1844

question: how many people can she serve?

answer: she can serve 16.66666667 people. so she can only give 16 people a complete serving.

question: does she have enough ice cream for her guests?

answer: no. explanation: she only has enough for 16 people to have a full serving. however, she can give a 17th person a partial serving.