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Table 1 Results of multiple regression analysis predicting postquestion accuracy

From: Prequestions do not enhance the benefits of retrieval in a STEM classroom

Predictors

β

SE

p

BF01

R 2

     

0.20*

Prequestion accuracy

0.447*

0.137

0.001

0.032

 

Prequestion confidence

0.102

0.063

0.528

1.96

 

GPA

0.131

0.035

0.330

1.54

 

Familiarity

−0.134

0.064

0.415

1.73

 

Reading

0.068

0.035

0.626

2.08

 
  1. Analysis excludes two students for whom GPA was not available. *p < 0.05. The Bayes factor for each predictor reflects evidence for the null based on the full model compared to a model without the predictor (Rouder & Morey, 2012). The Bayes factor package in R (Rouder & Morey, 2012) was used to calculate Bayes factors in the multiple regression model