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Table 13 Final dispositions of combined middle and high school samples

From: Teaching evolution in U.S. public schools: a continuing challenge

 NumberPercent (%)
11 Complete142728.5
12 Partial721.4
21 Refused—eligible30.1
22 Survey returned blank—eligibility unknown120.2
23 Web survey started—did not complete Q1591.0
31 Not returned—eligibility unknown281756.2
32 Not returned—confirmed eligible4208.4
33 Undeliverable—eligibility unknown330.7
41 Self report ineligible140.3
42 Not eligible—from audit1573.1