ANOVA problem: Five samples for each of four brands of chips were tested for sodium content, measured in milligrams of sodium per /2 cup serving Brand 1 Brand 2 Brand 3 Brand 4 250 175 175 200 251 185 180 210 260 175 180 210 255 180 170 195 245 165 190 205 Using the ANOVA method at 0.05 significance level, test if there is a difference between the average sodium content of the different brands of chips