michellerubio355 michellerubio355

13-05-2024
Mathematics

Answered

Suppose Kristen is researching failures in the restaurant business. In the city where she lives, the probability that an independent restaurant will fail in the first year is 32%. She obtains a random sample of 72 independent restaurants that opened in her city more than one year ago and determines if each one had closed within a year.
What are the mean and standard deviation of the number of restaurants that failed within a year? Please give your answers precise to two decimal places.

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