Answer:
must also be positive
Step-by-step explanation:
The sign of the correlation coefficient indicates whether the fitted line is sloping upwards or downwards, so it should be consistent with the sign of the slope of the fitted line. so if the correlation line is poitive so should the regression line
We want to simplify √(-48).
Note that
i² = -1 by definition.
Therefore
Answer: c.
for the 0 u put zero the for 5 u put 40 then for 10 u put 80 then for 15 u put 120 then for 20 u put 160
Red I know because the smaller the number the bigger the fraction
Answer:
x=2
Step-by-step explanation:
2x=4
x=4/2
x=2
