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QUESTION 11. If the random variableX is normally distributed with a mean of 75 and a standard deviation of 8, then P(X ? 78) is:a.0.15b.0.65c.0.75d.0.98e.None of the above0.5 points QUESTION 21. Dr. Ho has asked his nurse to call each patient a week before their bill is due. As a result of time constraints, however, only […]