A single-factor completely randomized design has four levels of the factor. There are three replicates and the total sum of squares is 330.56. The treatment sum of squares is 250.65. (a) What is the estimate of the error variance σ (b) What proportion of the variability in the response vari- able is explained by the treatment effect?

answer: no idea

step-by-step explanation: i just want points

idek

step-by-step explanation:

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step-by-step explanation:

the solution is the point

step-by-step explanation:

we have

> equation a

> equation b

adds equation a and equation b

substitute the value of x in equation b to find the value of y

the solution is the point