Answer:
8:14, 12:27, 40:70
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
Answer: (1,2)
Step-by-step explanation:
I will help you..
Given:

Lets cancel out the x term..

Now our system looks like this:

Add.

plug in 2 for y

Therefore the system is:

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Answer:
A form of blocking by three variables.
Step-by-step explanation:
Graeco-Latin square design is a special type of comparative design.
Graeco-Latin square design uses 3 blocking variables unlike the 2 blocking variable as used by the standard Latin square design.
In this square design of experiment, the experimental units are grouped into three different ways.