PMC:7796111 / 16336-16604 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T108","span":{"begin":0,"end":268},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Data cleaning procedures (e.g., identification outliers and missing data analysis) and key statistical assumptions underpinning t-tests, correlation, and linear regression (normality, linearity, homoscedasticity, and independence) were examined prior to data analysis."}