Could you answer 32-34

ut For problems 32 to 35, brand A company claims that its oil dispersion product for contaminated environments is more effective than brands B and C. Use the data listed below from parts per million contamination to determine whether or not there is evidence to support that the companies claims are in fact true at 0.05: Brand A-22, 25, 32, 18, 23, 15, 30. 27, 19, 23 Brand B-19, 22, 18, 29, 28, 32, 17, 33, 28, 20 Brand C-30, 29, 25, 24, 15, 27, 30, 27, 18, 32 32. What is the test statistic? a. 0.904 b. 3:463 c. 6.731 d. none of the above 33. What would your decision be: a. Cannot reject Ho b. Reject Ho c. Either d. Too close to call 34. In terms of effectiveness in English what does this mean? a. The company is making a false claim b. The company is making a true claim ans c. There is insufficient data to assess d. I need to take this course again