QUESTION IMAGE
Question
writing the data shows pulse rates for 15 students. find the middle value of the data set. 79, 90, 89, 70, 64, 82, 87, 67, 81, 88, 60, 75, 63, 62, 77 use pencil and paper. are there any pulse rates that you know cannot be the middle value of the data set? explain your answer. the middle value of the data set is \boxed{}.
Step1: Ordenar los datos
Primero, ordenamos los datos de menor a mayor: 60, 62, 63, 64, 67, 70, 75, 77, 79, 81, 82, 87, 88, 89, 90.
Step2: Encontrar la mediana
Como hay 15 datos (un número impar), la mediana es el valor que está en la posición \(\frac{15 + 1}{2}=8\)-ésima. Contando los datos ordenados, el octavo valor es 77.
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77