Simple Linear Regression Problem Solved with explanation: Monthly Rent vs. Apartment Size - Excel
Joshua Emmanuel
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Simple Linear Regression Problem Solved with explanation: Monthly Rent vs. Apartment Size - Excel
7 619 просмотров · 1 г. назад
Joshua Emmanuel
173 тыс. подписчиков
7 619 просмотров · 1 г. назад
This video explains the concepts of linear regression by answering questions about the relationship between apartment size and monthly rent: the regression equation, correlation coefficient, coefficient of determination (R²), standard error of the estimate, and hypothesis testing for slope significance
You will have a clear understanding of how to interpret regression outputs and assess the strength and significance of linear relationships in your data.
Regression coefficients on Casio calculator: • Casio fx ES Plus - Simple Linear Regressio...
Timestamp:
00:00 - Introduction
00:13 - Determining the independent variable
01:03 - Generating the regression equation through Excel
03:10 - Interpreting the slope
03:46 - Interpreting the y-intercept
04:28 - Predicting the monthly rental cost for 1200 sq ft apartment.
04:52 - Determining the residual for the second observation
05:44 - Coefficient of correlation r and interpretation
07:24 - Coefficient of determination (R²) and interpretation
08:44 - Standard error of the estimate and interpretation
09:54 - 95% confidence interval for the slope
10:56 - Hypothesis Testing of the slope at α = .05.