Calcula la desviación estándar y la varianza de los datos: 3, 1, 1, 3, 1, 4, 4, 4, 4, 1, 1, 4, 4, 2, 2, 2, 3, 2, 4, 2, 4, 2, 1, 3.

answer: 7

step-by-step explanation: cause i checked it

the image is given below

since the options are not given so we draw it from the equation

the given equation is

y = (x-1) (x+4)

y = y² + 3x - 4

the above equation is a quadratic equation which will have two roots. if we draw the graph for it, it will look like this

this excerpt is taken from the book “we shall not be moved : the women’s factory strike of 1909 “ and is written by joan dash. it is the story of the great strike when almost 30thousand women working in factories in america formed a union to fight unsafe working conditions, long working hours and miserable wages.

question: which best states the author’s purpose for including this information in the text?

answer: to challenge the reader’s ideas about a historical event

answer:

idk

step-by-step explanation: