what does it mean for a variable to be statistically significant?
4677
What is the meaning of p values and t values in statistical tests?
10683
statistical method for finding significant numbers in a set
142427
What does orthogonal mean in the context of statistics?
57451
Independent variable = Random variable?
104142
How to choose significance level for a large data set?
41983
What happens when I include a squared variable in my regression?
143679
Is the sign of principal components meaningless?
73293
Significance of intercept (as portrayed via an R formula)
145190
R Tukey HSD Anova: Anova significant, Tukey not?
96190
How can the regression error term ever be correlated with the explanatory variables?
57886
The order of variables in ANOVA matters, doesn't it?
93521
Why is the expected value (mean) of a variable written using square brackets?
91166
Why is ANOVA interaction no longer significant after including a covariate?
9444
In linear regression, when is it appropriate to use the log of an independent variable instead of the actual values?
24148
Significance tests
102771
The main effect will be non-significant if the interaction is significant?
114717
What does goodness of fit mean in context of linear regression