On a large construction site the lengths of pieces of lumber are rounded off to the nearest

| August 30, 2017

Question
On a large construction site the lengths of pieces of lumber are rounded off to the nearest centimeter. Let X be the rounding error random variable (the actual length of a piece of lumber minus the rounded-off value). Suppose that X is uniformly distributed over [-0.5,0.5]. Find (a) P(-.10<X<.20); and (b) V(X). Show all work.

Get a 30 % discount on an order above $ 100
Use the following coupon code:
RESEARCH
Order your essay today and save 30% with the discount code: RESEARCHOrder Now
Positive SSL