Table 1.
Descriptions and summary statistics for the variables used in the analysis.
Fig 1.
Full sample distribution of GPA change (outcome variable).
Fig 2.
Distribution of GPA change by students’ enrollment status in FA 2019 [full sample].
Table 2.
Results of regression modeling [coefficient (p-value)] for change in GPA (before vs. during COVID-19).
Table 3.
ANOVA results for GPA change (before vs. during COVID-19) by enrollment status in FA 2019 [full sample].
Fig 3.
Distribution of GPA change by students’ perception about their performance after the outbreak [full sample].
Fig 4.
Relationship between GPA change and ACT/SAT scores by sample (calculus vs non-calculus).
Table 4.
ANOVA results for GPA change (before vs. during COVID-19) by enrollment status in FA 2019 [calculus sample].
Table 5.
Summary statistics of survey respondents and nonrespondents on data available from institutional records.
Table 6.
Regression analysis results aggregated over m = 100 completed (imputed) datasets.
Fig 5.
Comparing GPA change (SP—FA) by fall enrollment status over four academic years.
The line segments represent 95% confidence intervals around the means represented by closed circles.