Answer:
C.) each treatment is thought of as a value of the explanatory variable
Step-by-step explanation:
The main purpose for using randomization in an experiment is to control the lurking variable and establish a cause and effect relationship.
If we do not control lurking, or confounding, variables, we cannot accurately establish a cause and effect relationship; this means we cannot ensure that each treatment is a value of the explanatory variable.
Answer:
X= -7 ± √17 / 16
x= - 0.7798...
Step-by-step explanation:
Answer:
Step-by-step explanation:
Considering John's height as 
, saying that his height is at least 5 feet tall, it implies that the lowest height for John is 
So, inequality is
Answer:
C. 5/4
Step-by-step explanation:
Slope formula is y=mx+b so your slope is m
In your equation y=5/4x-7/4, your slope is where m would be, so 5/4
