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The weight of a .5 cubic yard bag of landscape mulch in uniformly distributed over the...

The weight of a .5 cubic yard bag of landscape mulch in 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?

Please show process.

Math   Statistics-And-Probability   
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