Answer:
8 Yard
Step-by-step explanation:
Area Of Rectangle = L x W
=4 yards x 2 yards
=8 yards.
Answer:
x - 3 > = 5
x > = 5 + 3
x > = 8
closed circle on 8...because of the equal sign.....shaded to the right...because of the > sign.
Step-by-step explanation:
Answer:
-14+21x
Step-by-step explanation:
Distrubute
-7 times 2= -14
-7 times 3x= -21x
She asked her friends, which does not represent a random sample.
She tried to show cause and effect without doing an experiment (which includes simple random sample, control group, treatment, etc).
So the answer is she did not use a random sample, and tried to show cause and effect with an observational study.