180/2=90 degree
180/3=60 degree
180/4=45 degree
A relatively large correlation coefficient, such as the 0.87 given here, indicates a direct proportion relationship between two variables. Here, as baby gains weight, smart phone pricing increases. Note that this is NOT a causal relationship.
Answer:
Step-by-step explanation:
(1). Maryam's answer is correct.
(2). x = 2