Impact of pre-lab learning activities, a post-lab written report, and content reduction on evolution-based learning in an undergraduate plant biodiversity lab

Table 4 Reliability estimates for the categorization of pre-exam and exam questions ( N = 42) into Bloom’s levels of learning by two independent reviewers compared with categorizations of assessments used in the analysis

Independent reviewer	K _qw	SE	Lower 95%CI	Upper 95%CI	K _qwmax	AdjustedK _qw
1	0.863	0.035	0.793	0.932	0.954	0.904
2	0.870	0.006	0.861	0.884	0.931	0.937

K _qw = quadratic weighted kappa, SE = standard error, CI = 95% confidence interval, K _qwmax = the maximum quadratic weighted kappa for the observed marginal frequencies, and Adjusted K _qw = the observed proportion of the K _qwmax (Cohen [1968], Sim and Wright [2005]).

ISSN: 1936-6434