Question: I am so confused. Can someone please explain probability and the normal curve to me? Suppose probation officer caseloads have a mean of 115 offenders

I am so confused. Can someone please explain probability and the normal curve to me?

Suppose probation officer caseloads have a mean of 115 offenders and a standard deviation of 10. Assuming caseload sizes are normally distributed, determine

a.the probability that a particular probation officer has a caseload between 90 and 105.

b.the probability that a particular probation officer has a caseload larger than 135.

c.the probability of randomly selecting two psychopaths who both have an IQ of 125 or above.

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