This measures the deviation between the scores and the mean; it measures how dispersed the data is. the higher this is the more spread out the data is from each other. this is
a-statistics
b-population
c-census
d-standard deviation

In two or more complete sentences, formulate how to use technology to calculate the appropriate regression model for the given data. you are not required to find the model, just choose the appropriate regression and explain how to use the technology. (-5,,2.,0.8), (0,-0.5), (2,-1.3), (3,-0.8), (5,2)

Me, the vertices of quadrilateral coat are c(2,0), o(7,0), a(7,2) and t(2,2). prove that coat is a rectangle.

What statement is true? 2x^2-9x+2=-1