de los 980 estudiantes que tiene el centro, 175 estan dispuestos a hacer de voluntarios de la campaña. ¿Que porcentaje del total representan estos estudiantes

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily

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An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.