Which symbol could be used to make a true statement in the following expression? -282 -1349

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

What numbers are included in the set of integers? what numbers are not included?