The graph relates the temperature change y (in degrees Fahrenheit) to the altitude change x (in thousands of feet). a.) is the relationship proportional? explain
b.) write an equation of the line. interpret the slope.
c.) what would the temperature be at an altitude of 15,000 feet above sea level?

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.