Different varieties of the tropical flower Heliconia are fertilized by different
ID: 3222015 • Letter: D
Question
Different varieties of the tropical flower Heliconia are fertilized by different species of hummingbirds. Over time, the lengths of the flowers and the form of the hummingbirds' beaks have evolved to match each other. Here are data on the lengths in millimeters of three varieties of these flowers on the island of Dominica. data200.dat
Do a complete analysis that includes description of the data and a significance test to compare the mean lengths of the flowers for the three species. (Round your answers for x to four decimal places, s to three decimal places, and s_(x^^_) to three decimal places. Round your test statistic to two decimal places. Round your P-value to three decimal places.)
F =
P =
Explanation / Answer
bihai, red, yellow
n = 16, 23, 15
mean = 47.9969, 39.4430, 36.2207
std. dev. = 1.382, 1.555, 0.900
std. err. = 0.346, 0.324, 0.232
F = 328.17
P = 0.000
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