Question

algebra help? 11th grade

Answer 1

whatcha got for me bud :D

Answer 2

@anx

Answer 3

do you know this material?

Answer 4

@finallyausername

Answer 5

not much, no

Answer 6

do you know how to plot these numbers on a graph?

Answer 7

no. i dont know what this is

Answer 8

first, you must plot all the points on a graph. tell me when you have done this

Answer 9

X,Y graph

Answer 10

k. i did

Answer 11

this is a pic of what a regression line looks like http://upload.wikimedia.org/wikipedia/commons/thumb/3/3a/Linear_regression.svg/400px-Linear_regression.svg.png

Answer 12

oh so the dots form an up to the right line in the problem

Answer 13

yes, pretty much :D

Answer 14

so what next?

Answer 15

so you draw all of the lines, and see which one is most accurate according to the problem

Answer 16

?

Answer 17

so all the answers are lines, you must plot all the lines, and see which one looks most accurate

Answer 18

that would be B

Answer 19

so B is your answer

Answer 20

you sure?

Answer 21

well, i am not allowed to tell u the answer per-say because that is unallowed on this site. but i have walked you through it, so... its your work

Answer 22

yes i understand but how is b most accurate?

Answer 23

which one is the closest to the center

Answer 24

i would need to know how to turn a line into an equation

Answer 25

i think

Answer 26

what do you mean?? this is a regression line right??

Answer 27

its difinatly a or b y = 3x + 2 is the same as y = 3x -2 they look the same on the graph

Answer 28

hmmmm

Answer 29

hold on

Answer 30

they shouldnt be

Answer 31

+2 should be higher than -2 on the graph

Answer 32

yeah it is. i got a. thanks for your help :)

Answer 33

np mate :D