A random sample of 10 hummingbirds from 4 different locations in the Grand Canyon were caught, weighed and released. The mean weight (in grams) for the birds from each location and the SPSS ANOVA output are given below.

\fMultiple Comparisons Dependent Variable: weight Bonferroni Mean Difference (1- 95% Confidence Interval (0) location (J) location J) Std. Error Sig. Lower Bound Upper Bound 1 2 -.62100 .19707 020 -1.1712 -.0708 07600 19707 1.000 -.4742 6262 4 .14500 19707 1.000 -.4052 6952 2 62100 19707 020 0708 1.1712 69700 .19707 007 1468 1.2472 4 .76600 19707 003 2158 1.3162 -.07600 19707 1.000 -.6262 4742 -.69700 .19707 007 -1.2472 -.1468 06900 19707 1.000 -.4812 6192 4 -.14500 19707 1.000 -.6952 4052 -.76600 19707 003 -1.3162 -.2158 3 -.06900 19707 1.000 -.6192 4812 *. The mean difference is significant at the 0.05 level.A. Ho : /1 = /2 = M3 = M4 Ha : M1 / 12 7 13 7 MA B. Ho : /1 = /2 = M3 = 14 Ha : (4 > /3 > /2 > M1 C. Ho : y , = y = y 2 3 Ha : y , 7 y 2 y D. Ho : /1 = /2 = M3 = /4 Ha : at least two means are different E. Ho : /1 = /2 = M3 = /4 Ha : all the means are different