Question

Help me with some algebra questions? ** :(

Answer 1

Yes?

Answer 2

Any ideas?

Answer 3

Try plotting them

Answer 4

a ti83 is nice too

Answer 5

or, determine avgX and avgY, for the "point" and\[m=\frac{n\sum~xy-\sum x \sum y}{n\sum~xx-\sum x \sum x}\]
is it - or +?

Answer 6

linear regression isnt spose to be simple :)

Answer 7

x y xy xx
1 13 13 1
2 17 34 4
3 14 42 9
4 8 32 16
5 3 15 25
6 -2 -12 36
7 2 14 49

this is easier with excel ...

Answer 8

Look at the answer choices

Answer 9

Which one is closest to what the line should look like?

Answer 10

Specifically look at the slopes and y-intercepts of the answer choices