by saspower | Jun 27, 2024 | SAS Online Course in India
Some algorithms perform better on large datasets compared to smaller ones due to their ability to leverage vast amounts of data for improved accuracy and robustness. Here are a few examples: Deep Learning Models (e.g., Convolutional Neural Networks, Recurrent Neural...
by saspower | Jun 21, 2024 | Data Science Online Course
Tableau has been enhanced with AI capabilities to support sophisticated analytics and natural language processing.2. Power BI provides robust AI-driven insights and interactive visualizations.3. Data Robot offers automated machine learning and data visualization...
by saspower | Jun 15, 2024 | Data Science Online Course
When the data is not linear, linear regression works poorly because it presupposes a linear connection between the dependent and independent variables. This leads to biassed and erroneous forecasts. The model’s residuals (errors) are likely to be big and not...
by saspower | Jun 13, 2024 | Data Science Online Course
Correlation evaluates the degree and direction of a linear relationship between two variables, with values ranging from -1 (perfect negative) to +1 (perfect positive). It is assessed using a correlation coefficient. Regression, especially linear regression, is the...
by saspower | Jun 12, 2024 | SAS Online Course in India
A high R-squared score in linear regression shows that the model and data are well-fitted. An R-squared value greater than 0.7 is regarded good, indicating that the model explains 70% or more of the variability in the response variable. A low R-squared value, usually...
