Who have profited from the use of insider information

Reference no: EM13214135

Binomial Distribution. An official from the securities commission estimates that 75% of all online bankers have profited from the use of insider information. Assume that 15 online bankers are selected at random from the commission's registry.

What is the mean number of online bankers who have profited from the use of insider information?

Find the variance of the number of online bankers who have profited from the use of insider information.

Reference no: EM13214135

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