The ninth-grade teachers at Lincoln High School are buying ice cream for an end-of-year ice cream social. They estimate the 160 students will eat about 2 scoops of ice cream each. If
the average scoop of ice cream is 0.5 cups, how many gallons of ice cream should the
teachers buy?
Hint: There are 16 cups in 1 gallon.
Write your answer as a
whole number, decimal, or simplified fraction. Do not round.

For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?