The mathematical theory that explores the consequences of making the allocation of units to treatments by means of some random m
echanism such as tables of random numbers:
[ Choose ]
a. Replication
b. Placebo
c. Randomization
d. Blocking
e. A comparison group
f. Blinding
1 answer:
Answer:
The correct option is C
Step-by-step explanation:
Randomization is a method based on chance in which study participants are assigned to treatment groups.
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9/10 is bigger. 10/10 is a whole so in decimal 9/10 is .90
X^2-9=-5
x^2-4=0
(x+2)(x-2)=0 [Difference of Two Squares]
x=-2,2
-2 is the smaller root.
X is positive 2 and y is positive 1
Answer:
-18w^#+36w^2-36w
Step-by-step explanation:
use teh distributive property
-5 + 17 = 12 you will do inverse operations.
