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Tropical flowers Different varieties of the tropical flower Heliconia are fertilized by
Chapter 10, Problem 38(choose chapter or problem)
Tropical flowers Different varieties of the tropical flower Heliconia are fertilized by different species of hummingbirds. Researchers believe that over time, the lengths of the flowers and the forms of the hummingbirds beaks have evolved to match each other. Here are data on the lengths in millimeters for random samples of two color varieties of the same species of flower on the island of Dominica:29
Questions & Answers
QUESTION:
Tropical flowers Different varieties of the tropical flower Heliconia are fertilized by different species of hummingbirds. Researchers believe that over time, the lengths of the flowers and the forms of the hummingbirds beaks have evolved to match each other. Here are data on the lengths in millimeters for random samples of two color varieties of the same species of flower on the island of Dominica:29
ANSWER:Step 1 of 3
(a)
The center lies roughly in the middle between the dot most to the left and the dot most to the right.Then we note that the center for the upper dotplot is more to the right than to the left and thus the centers appears to be different.The spread is the distance between the dot most to the left and the dot most to the right.Then we note that the spread for the top dotplot seems to be more than the spread for the bottom dotplot and thus the spread seems to be different.