Determine the equation of the graph, and select the correct answer below. (-2,-4)
Courtesy of Texas Instruments
Oy = (x + 2)2 + 4
Oy = (x - 2)2 - 4
Oy = -(x - 2)2 - 4
Oy = -(x + 2)2 - 4

Which best describes the strength of the correlation, and what is true about the causation between the variables? it is a weak negative correlation, and it is not likely causal. it is a weak negative correlation, and it is likely causal. it is a strong negative correlation, and it is not likely causal. it is a strong negative correlation, and it is likely causal.

Negative 5 1/12 + negative 4 1/4 + 6 3/4

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?