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Question
the art club examined how many cookies each student baked for the bake sale. cookies baked name number of cookies roy 21 sam 28 harry 29 mason 12 jessica 17 karen 10 emmett 38 what is the median of the numbers?
Step1: Ordenar los números
Ordenamos los números de forma ascendente: \(10, 12, 17, 21, 28, 29, 38\)
Step2: Encontrar el término central
Hay \(n = 7\) números (impar). El índice del término central es \(\frac{n + 1}{2}=\frac{7+1}{2}=4\)
El cuarto término de la lista ordenada \(10, 12, 17, 21, 28, 29, 38\) es \(21\)
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\(21\)