American spend on average $617 per year on their isnured vehicles and the standard deviation is $52. assume the variable is normaly distributed pe year.
a.)Find the probability that a randomly selected insured vehicle owner will spend between $600 to $700 vehicle per year.
b) Fint the probility that a randomly selectd insured owneer will spend less than $575 on his/her vehcile per year
c)Fint the probility that a randomly selectd insured owneer will spend more than $575 on his/her vehcile per year
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