Positive linear association !
Answer:
(a)
(b)
Step-by-step explanation:
(a) can also be written as x
the = ± y
Therefore :
= ±
since it was given that y < 0 , then the factor will be
(b) can also be written as : x
Therefore , one of the factor is
Answer:
31 degrees
Step-by-step explanation:
well each three point of a triangle equals 180
so 20+35= 55 180-55= 125
now if the exterior angle is 156 and it should equal 180 the interior angle would be 24 degrees
now we have 24 and 125 so angle ? = 31