Answer:
Statements 1, 4, 5, 6
Step-by-step explanation:
None of the residuals is zero which means no point lies on the line
The residuals are all between -1 and 1, so are quite small
Making the regression line a good fit
Step-by-step explanation:
what we trying to find the value of x and y
20x+6=y
x intercept,y=0
20x+6=0-6
20x/20=-6/20
×=-0.3
y intercept,x=0
20(0)+6=y
0+6=y
6=y
(-0.3,0)
19x+7=y
y intercept,x =0
19(0)+7=y
0+7=y
7=y
x intercept,y=0
19x+7=0-7
19x=-7
19x/19=-7/19
x=-0.37
Answer:
86
Step-by-step explanation:
Answer:
x=70
Step-by-step explanation:
45+2x-5=180
40+2x=180
2x=140
x=70
Answer:
291.5
Step-by-step explanation:
5500×5.3
that's pretty much it lol