The following table lists the monthly incomes (in hundreds of dollars) and the monthly rents paid (in hundreds of dollars) by a sample of six families.
Monthly Income, x |
Monthly Rent, y |
---|---|
24 |
7.0 |
16 |
4.5 |
19 |
6.5 |
31 |
10.3 |
13 |
4.5 |
27 |
8.5 |
The values of SSxx and SSxy , rounded to three decimal places, are:
SSxx= Enter you answer; SS_xx
SSxy= Enter you answer; SS_xy
For the regression of y on x, the values of a and b, rounded to two decimal places, are:
a = Enter you answer; a
b = Enter you answer; b
Using the regression of monthly rent paid on monthly income, the predicted value of monthly rent paid by a family with a monthly income of $2600, rounded to the nearest dollar, is: $Enter you answer; predicted value of y.
Suppose we have information on the monthly incomes and the monthly rents paid by a sample of families. In the regression of monthly rent paid on the monthly income for these data, the value of a will represent:
the point where this regression line will intersect the x-axis. |
an increase in the monthly rent paid by a family due to a $100 increase in income. |
the point where this regression line will intersect the y-axis. |
an increase in the income of a family due to a $100 increase in the monthly rent. |
Suppose we have information on the monthly incomes and the monthly rents paid by a sample of families. In the regression of monthly rent paid on the monthly income for these data, the value of b will represent:
an increase in the monthly rent paid by a family due to a $100 increase in income. |
the point where this regression line will intersect the y-axis. |
an increase in the income of a family due to a $100 increase in the monthly rent. |
the point where this regression line will intersect the x-axis. |
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