Useful tips for everyday
What happens when a chain converges in MCMC? When the chain converges slowly, a large portion of our MCMC sample might be made up of…
What type of variable will create a histogram? In order to use a histogram, we simply require a variable that takes continuous numeric values. This…
Can I use Naive Bayes for multiclass classification? Naive Bayes is a classification algorithm for binary (two-class) and multiclass classification problems. How many classes can…
What does notation mean in probability? P(A) refers to the probability that event A will occur. P(A|B) refers to the conditional probability that event A…
Is normalize and standardize the same? Normalization typically means rescales the values into a range of [0,1]. Standardization typically means rescales data to have a…
Which is the best multilevel model for clustered data? Random Effects ANOVA or Repeated Measures ANOVA (Latent) Growth Curve Model (where “Latent” SEM) Within-Person Fluctuation…
How to test for a difference in population proportions? Test at a 1% level of significance. The problem asks for a difference in proportions, making…
How do you know if its parametric or nonparametric? If the mean more accurately represents the center of the distribution of your data, and your…
Which is the direct effect in mediation analysis? Note that the Total Effect in the summary ( 0.3961) is b 1 in the first step:…
What is the difference in statistics? Statistical difference refers to significant differences between groups of objects or people. Scientists calculate this difference in order to…