Round to the nearest hundred thousand 387,422

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.

Which expression is equivalent to sq-80

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