Which graph represe nts y as a function of x?

Q8 The McDonnell Douglas (now Boeing) F-15E Strike Eagle is an American all-weather multirole strike fighter derived from the McDonnell Douglas F-15 Eagle. The F-15E was designed in the 1980s for long-range, high-speed interdiction without relying on escort or electronic-warfare aircraft. The F- 15E is flying horizontally at an altitude of 3 miles and at a speed of 480 mph passes directly above an observer on the ground. How fast is the distance from the observer to the airplane increasing 30 seconds later? Show all your work. Give units. 3 mi Observer Ground

Olivia attends school at the University of Alberta and decides to compile a contingency table of students who are taking various degrees. She surveys a group of students, and the data she collects is listed in the contingency table below. Olivia want to see if degree and gender are dependent variables. PhD Masters Undergraduate 22 74 62 ------+---+- Male 18 +---+ Female; 15: 25 -------- (a) In performing this statistical test, state the hypotheses. O Ho: The proportion of female students is the same as the proportion of male students vs. Ha: The proportion of female students is not the same as the proportion of male students O Ho: Degree is related to gender vs. Ha: Degree is not related to gender O Ho: Degree is associated with gender vs. Ha: Degree is not associated with gender O Ho: Degree and gender are dependent vs. Ha: Degree and gender are independent O Ho: Degree and gender are independent vs. Ha: Degree and gender are dependent (b) What is the expected frequencies of each…

Montreal Mini-Covid Hospital is serving COVID-19 patients. The hospital is receiving 20 patients per hour for COVID test. At any given time, there are 5 patients waiting in line while the front desk is serving each patient in 3 minutes and directing 50% of patients to Dr. John and 50% of patients to Dr. Mary. At any given time, there are 15 patients in Dr. John's waiting room while he is serving each patient in 4 minutes and admitting 20% of his patients for treatment. Likewise, at any given time, there are 8 patients in Dr. Mary's waiting room while she is serving each patient in 5 minutes and admitting 15% of her patients for treatment. All details are presented in the process diagram below: Dr. John (GP) 20% Admit Service time = 4 min Waiting patients = 15 Patients 50% 80% 20 / hour Front Desk Waiting Patients - 5 Service time = 15%, 3 min 50% Don't admit Dr. Mary (GP) Service time = 5 min 85% Waiting patients = 8 How long in minutes, does an admitted patient spend in the system on…