The cost of visits to physicians' offices follows an exponential distribution

The cost of visits to physicians' offices follows an exponential distribution with an average of $250 per year per person. A health insurer sells a policy to 800 people with a $100 deductible. How... more

04/23/20

Probability and Markov Chains

Suppose a family of worms initially contains two worms, a mommy worm and a dady worm.. In any given month, the worms can either have no children, have n new children, or lose m children. Suppose... more

04/23/20

Please solve this

Find E[X] when the density function of X is f (x) =2x, 0≤x ≤1 0, otherwise

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