STAT 202-there are 8 fish tanks at a local pet stores.
there are 8 fish tanks at a local pet stores. 3 are guppies and 5 are loach. A customer picks 3 without replacement. Find the probability:a. give the values of the random variables x (numbers of loaches selected) and the probability distribution table.b. Find the expected value and standard deviation of the random variable x.
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