Different varieties of the tropical flower Heliconia are fertilized by different species of hummingbirds. Over time, the lengths of the flowers and the forms of the hummingbirds' beaks have evolved to match each other. The output shown is an analysis of the length (mm) of the two color varieties. Oneway Analysis of Length By Variety 44 43- 42- 41- $ 40- 2 39- 38- 37- 36- : ... . . 35- 34 red yellow Variety t Test yellow-red Assuming unequal variances Difference -3.5313 t Ratio -7.81665 Std Err Dif 0.4518 DF 35.09774 Upper CL Dif -2.6143 Prob > It| <.0001 lower cl dif prob> t 1.0000 Confidence 0.95 Prob