Michael asked a random sample of 40 of his peers how many siblings they have. He recorded the data in the table below: There are a total of 4,000 students in Michael’s school. Approximately how many students at his school would he expect to have exactly 1 sibling?

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.