Answer:
For 1 there is causationand there is correlation because they found that if people have a higher income, they will buy a more expensive plan so one cause another
the second question, there is no correlation because it doesn’t matter how many samples they provide, people still buy the same amount
Answer:
20
Step-by-step explanation:
Answer: 25.67°
Step-by-step explanation:
Tangent = opp/adj
7/3 = 2.333
To get degrees, take tan^-1 of 2.33 25.666. round to 25.7 or 25.67°
45 degrees.
To find the central angle or angle of rotation divide 360 (degrees in a circle) by the number of sides (octogon=8) 360/8=45