Suppose X Is a Random Variable Best Described by a Uniform

Multiple Choice

Suppose x is a random variable best described by a uniform probability distribution with c = 2 and d = 6. Find the value of a that makes the following probability statement true: $\mathrm { P } ( 2.5 \leq x \leq a ) = 0.5$

A) 3
B) 0.8
C) 4
D) 4.5