Students in the 7th and 9th grades were surveyed about whether they participate in a school sport. The results are shown in the two way frequency table. Does the table show an asocation between grade level and participation in a school sport?

option a is correct.

step-by-step explanation:

scale factor: it is used to find proportional measurements.

proportions means having the same ratio.

scale factor is the ratio of the model measurement to the actual measurement in a simplest form.

or we can say that the ratio of any two corresponding lengths in two similar geometric figures

if the scale factor is more than 1, then it is an enlargement,

if the scale factor less than 1, then it is a reduction.

given the two geometric figure:

by definition of proportions, we have

i have no idea just need points sorry

step-by-step explanation:

faster, im not sure why but i know it is faster

wait nvm i know the correct answer now its 100%   81 square feet

~batmans wife dun dun