Consider the test of H0:?2=15 against H1:?2?15. What are the critical values for the test statistic X02 for the significance level ?=0.05 and sample size n=17?Order your answers increasingly. Give your answers with two decimal places (e. g. 98.76).

Thanh and her crew are building a stage in the shape of a trapezoid for an upcoming festival. the lengths of the parallel sides of the trapezoid are 14 ft and 24 ft. the height of the trapezoid is 12 ft.what is the area of the stage? enter your answer in the box. ft²