1. Por ejemplo, si 15, 12, 12, 13 y 14 son las edades de 5 alumnos del primer grado de una secundaria nocturna Calcula la media
la mediana
y la moda
Si se inscribe un
alumno trabajador de 25 años Calcula de nuevo la media
la mediana
y la moda
Explica que pasó con esas medidas ¿cuál seria la medida que representa mejor la edad de
ese grupo de alumnos?
2. ¿Cuál es el rango de las edades del grupo de 5 alumnos? y del grupo de 6 alumnos?​

Me what is the value of x? showing work would be appreciated - ! : )

Line l passes through points (0,4) and (3,6) what is the slope of a line that is parallel to line l -2/3 -3/2 2/3 3/2

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.