(a) Stote the null and alternative hypotheses. Hoi At least two of the diet means sre different. A3 : At leart two of the det muans are ditierent. H0oielA=oietn=oietC Mat At ieast two of the diet means are different. (b) Calculete the test itatiste. (Round your ansmer to two decimal places.) of bhe clats is the same