Louden County Wildlife Conservancy counts butterflies each year. Data over the last three years regarding four types of butterflies are shown below. What is the average number of Variegated Fritillaries for all three samples?Louden County Butterfly Count200920102011Meadow Fritillary5Meadow Fritillary34Meadow Fritillary14Variegated Fritillary7Variegated Fritillary95Variegated Fritillary63Zebra Swallowtail33Zebra Swallowtail21Zebra Swallowtail10Eastern-Tailed Blue242Eastern-Tailed Blue168Eastern-Tailed Blue170
The Variegated Fritillary counts are 7 in 2009, 95 in 2010, and 63 in 2011. Add them and divide by the three samples: (7 + 95 + 63) ÷ 3 = 165 ÷ 3 = 55. The average is 55 butterflies.
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