Suppose a regression analysis based on the model 
with 15 observations produced SSE = 3.55, 
= 13.131, and 
= 125.1. In this case, what is the proportion of the total variability in y that is accounted for by 
and 
?
Definitions:
Rounding Rules
Guidelines for adjusting the digits of numbers to a specific place value, often used to simplify numbers or to adhere to a level of precision.
Rounded
Adjusted to a simpler or more general form, often to the nearest whole number.
Median
The middle value in a sorted list of numbers, providing a measure of central tendency that is not skewed by extreme values.
Mean
The average of a set of numbers, calculated by dividing the sum of these numbers by the count of numbers in the set.
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