Answer:
True
Step-by-step explanation:
This is just a general property to know, I don't want to prove it LOL
Are the directions asking you to solve these ?
a) 
because it is equal to the area of the shaded region between X=4 and X=6, and the probability that X falls within some interval is given by the area under the PDF.
b) 
because the shaded region is a rectangle of height 1/5 (by virtue of X following a uniform distribution over the interval [2, 7], which has length 5).
Answer:
2 3/4 C
Step-by-step explanation:
If it is a square all sides are equal, so the perimeter is equal to 4 times the length of one side...
4s=32
s=8in
