Assumptions and Multiple comparisons

Question 1

What are the 2 assumptions in model equation?

Answer 1

1. random errors are assumed to be normally distributed

2. random errors assume an equal varience

Question 2

How are assumptions checked for 1-way anova?

Answer 2

1. directly from raw data

2. from residuals

Question 3

What is a residual?

Answer 3

An estimate of random error