In a harris poll adults were asked if they are in favor abolishing the penny . among the responses, 1243 answeered no 481 answered yes and 351 had no opinion. what is the sample proportion of yes responses, and what notation is used to represent it?

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