The Graph Shows the Percentage of Households in a Certain $24 - h r$

question 162

Short Answer

The graph shows the percentage of households in a certain city watching television during a $24 - h r$ period on a weekday ( $t = 0$ corresponds to 6 a.m.). By computing the slope of the respective tangent line, estimate the rate of change of the percentage of households watching television at a-12 p.m.
Note that $d y = 0.03$

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Definitions:

Disposable Income

Money that becomes available for household savings and expenditures after income taxes are subtracted.

MPS

Marginal Propensity to Save, which is the proportion of an increase in income that is saved rather than spent on consumption.

Saving

The process of setting aside a portion of current income for future use, typically in the form of investments or deposit accounts.

Disposable Income

Economic latitude for households in spending and saving after the removal of income taxes.