A survey of a random sample of 1280 student loan borrowers found that 218 had loans totaling more than $40,000 for their undergraduate education. Estimate the true proportion of student loan borrowers who have loans totaling more than $40,000.

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Aprofessional hockey team has noticed that, over the past several seasons, as the number of wins increases, the total number of hot dogs sold at the concession stands increases. the hockey team concludes that winning makes people crave hot dogs. what is wrong with the hockey team's conclusion? a) it does not take into account the attendance during each season. b) it does not take into account the number of hamburgers sold during each season. c) it does not take into account the number of concession stands in the hockey arena. d) it does not take into account the number of seasons the hockey team has been in existence.

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.