(See Steps) Different varieties of the tropical flower Heleconia are fertilized by different species of hummingbirds. Over time, the lengths of the flows and


Question: Different varieties of the tropical flower Heleconia are fertilized by different species of hummingbirds. Over time, the lengths of the flows and the form of hummingbirds’ beaks have evolved to match each other. Here are data on the lengths in millimeters of two color varieties of the same species of flower in the island of Dominica.

Red Yellow
41.9 36.78
42.01 37.02
41.93 36.52
43.09 36.11
41.47 36.03
41.69 35.45
39.78 38.13
40.57 37.1
39.63 35.17
42.18 36.82
40.66 36.66
37.87 35.68
39.16 36.03
37.4 34.57
38.2 34.63
38.07
38.1
37.97
38.79
38.23
38.87
37.78
38.01

Is the enough evidence that the mean lengths of the two varieties differ? Estimate the difference between the population means, with a 95% confidence.

Price: $2.99
Solution: The downloadable solution consists of 4 pages
Deliverable: Word Document

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