Answer:
r = -6
Step-by-step explanation:
6r + 7 = 13 + 7r
-6r both sides
7 = 13 + r
-7 both sides
r + 6 = 0
-6 both sides
r = -6
In a randomized block design, it is expected treatments are randomly assigned within each block.
<h3>What does a randomized block design imply?</h3>
- Subjects are divided into blocks based on a specific features such as age, gender, education, etc.
- Within each block subjects that receive treatment and does who do not are randomly assigned.
- The treatment in all blocks is the same. For example, if the purpose is to study the effect of medicine all treatment subjects should receive the same medicine and dose.
<h3>What is the purpose of this design?</h3>
The purpose is to minimize the effect of certain factors such as age.
Based on the above, it is expected in this experiment the treatment is randomly assigned to a specific number of subjects within each block.
Learn more about experiment in: brainly.com/question/11256472
It should be the 3rd one
A function can only have ONE answer
E.g. y = a (correct)
y = +/-a (incorrect)
Tap on the picture above.
<span>1.023×<span>10<span>−3</span></span></span>
<span>kg
</span>
An incorrect result would be <span><span>1.023×<span>103</span>=1023 kg</span>
</span><span>
</span>
