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: D
Step-by-step explanation: i got it right
Answer:
the solutions are 13 and -13
Step-by-step explanation:
13 x 13= 169
-13 x -13=169
a negative times a negative equals a positive
-7.5 / -2.5 = 3
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