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Table 9 Mean number of reported college and professional development courses, by teaching status in 2007 and state NGSS adoption

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

 

Teaching in 2007

Began teaching after 2007

Mean number of college courses with evolution focus

 Non-Framework

1.8

1.9

 Based on Framework

1.9

1.9

 Adopted NGSS*

2.2

1.9

 N

501

261

Mean number of college courses with some evolution

 Non-Framework

3.0

1.9

 Based on Framework

3.1

1.9

 Adopted NGSS

3.1

1.9

 N

466

261

Mean number of professional development courses with evolution focus

 Non-Framework

1.4

1.4

 Based on Framework

1.7

1.2

 Adopted NGSS

1.8

1.2

 N

466

251

  1. * Significantly different from teachers in non-framework states (p < 0.05)
  2. Significantly different from teachers in non-framework states only for high seniority teachers (interactions significant, p < 0.05)