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Two-tailed p-values of Positive Sentiment and Performance

Two-tailed p-values of Positive Sentiment and Performance

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Affective states, a dimension of attitude, have a critical role in the learning process. In the educational setting, affective states are commonly captured by self-report tools or based on sentiment analysis on asynchronous textual chats, discussions, or students’ journals. Drawbacks of such tools include: distracting the learning process, demandin...

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Context 1
... p-values for both the intensity and frequency of positive sentiments are less than the confidence level (0.05), therefore the null hypothesis is rejected which confirms that there is a statistically significant correlation between intensity and frequency of positive sentiment and students' performance. The calculated two-tailed p-values are presented in Table 2. The next step in our analysis is classifying students' sentiments into multiple classes beyond positive, negative, and neutral to investigate which classes can be used as predictive metrics for performance as the target value. ...