Which scatterplot shows no correlation? On a graph, points are grouped closely together and decrease.
On a graph, points are grouped closely together to form a curve.
On a graph, points are grouped closely together and decrease.
On a graph, points are scattered all over the graph.
Mark this and return

step-by-step explanation:

it's is b

whole numbers.

step-by-step explanation:

we are given the average monthly rainfall (in millimeters) model r(m) for the years 1900-2009 as a function of the month number m.

as we can see m is taken for the number of months for years 1900-2009.

we know that number of months can't be a negative number or decimal number or a fraction.

so, the number of months could be only positive whole numbers.

therefore, whole numbers is more appropriate for the domain of r.