This table shows the numbers of days absent from mathematics class and the math marks for 15 students. a) Identify the independent variable and the dependent variable. Explain your reasoning.
b) Make a scatter plot of the data.
c) Describe the relationship between a student’s marks and attendance.

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step-by-step explanation:

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