The table summarizes results from a clinical trial (based on data from Pfizer, Inc). Use a 0.05 significance level to test the claim that experiencing nausea is independent of whether a subject is treated with Celebrex, Ibuprofen, or a placebo. Does the adverse reaction of nausea appear to be about the same for the different treatments?
|
|
Celebrex
|
Ibuprofen
|
Placebo
|
|
Nausea
|
145
|
23
|
78
|
|
No Nausea
|
4001
|
322
|
1786
|