Useful tips for everyday
Which is the best test for uniformity in R? Per whuber’s comment, the standard way to test for a particular discrete distribution (e.g., a uniform…
Are there nested and non nested random effects in R? The R script below illustrates the nested versus non-nested (crossed) random effects functionality in the…
Can correlation be within-subjects? (A) Within-subject correlation analysis. In the across-subject analysis, correlation between the behavioral index and the brain activity is calculated across subjects.…
What is the law of expectation? The law of expectation basically says you’re never going to get more than what you expect out of life.…
Are residuals uniformly distributed? The distribution of errors (residuals) over all values of Y are normally distributed. It seems that the assumption noted above (in…
Which research design is most often used in ABA? reversal design The most basic single-subject research design is the reversal design , also called the…
What are the properties of an estimator? Properties of Good Estimator Unbiasedness. An estimator is said to be unbiased if its expected value is identical…
What is the difference between AUC and accuracy? For a given choice of threshold, you can compute accuracy, which is the proportion of true positives…
Does the pair X Y have a bivariate normal distribution? Two random variables X and Y are said to be bivariate normal, or jointly normal,…
What is considered a small SSE? The least-squares regression line is the line with the smallest SSE, which means it has the smallest total yellow…