Minds can be rigorous.Logical formLearned from3 sentences. A statistical test can be rigorous.Logical formLearned from3 sentences. A reanalysis can be rigorous.Logical formLearned from3 sentences. An intellectual development can be rigorous.Logical formLearned from3 sentences. A (teacher preparation) can be rigorous.Logical formLearned from3 sentences. Economists can be rigorous.Logical formLearned from3 sentences. A (business plan) can be rigorous.Logical formLearned from3 sentences. Traditions can be rigorous.Logical formLearned from3 sentences. A (performance measure) can be rigorous.Logical formLearned from3 sentences. A program can be rigorous with respect to mathematics.Logical formLearned from3 sentences. Longitudinal studies can be rigorous.Logical formLearned from3 sentences. A limitation can be rigorous.Logical formLearned from3 sentences. A weather can be rigorous.Logical formLearned from3 sentences. A corpus can be rigorous.Logical formLearned from3 sentences. A tryout can be rigorous.Logical formLearned from3 sentences.