The weight of a 0.5-cubic-yard bag of landscape mulch is uniformly distributed over the interval from 38.5 to 41.5 pounds
a. Give a mathematical expression for the probability density function.
b. What is the probability that a bag will weigh more than 40 pounds?
c. What is the probability that a bag will weigh less than 39 pounds?
d. What is the probability that a bag will weigh between 39 and 40 pounds?
a. f(x) = 1/3 for 38.5 ? x ? 41.5
f(x) = 0, otherwise
b. .5000
c. .1667
d. .3333
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