The function y = 17.14 sin(0.52x 1.75) + 7.11, where x represents the number of the month, models the average monthly temperature, in degrees Celsius, for Edmonton. The minimum average monthly temperature in Edmonton can be from the difference between 7.11 °C and 17.14 °C. (Record your answer in the numerical-response section on the answer sheet.) Fi

Follow steps o -® to fad x. 20

1. Þ(8) Answer: Show your work or explain your reasoning here:

I need help with just part c. Someone on here already answered it for me but I'm really confused as there are steps missing and I'm not sure what to put in the calculator.  " The first quartile separates the lowest 25% of the observations from the higher 75% of the observations. The first quartile is denoted by Q1. The second quartile separates the lower 50% of the observations from the higher 50% of the observations. The second quartile is denoted by Q2.The second quartile is same as median. The third quartile separates the lowest 75% of the observations from the higher 25% of the observations. The third quartile is denoted by Q3. The third quartile can obtained as follows...." Third Quartile is 1 somehow, and I don't understand how it is.