Determine whether the data show a linear relationship. If so, write an equation of a line of fit. Shoe size, x
6
8
8.5
10
13
Heart rate (bpm), y
112 94
94 100 132 87
The data do not show a linear
relationship
The data show a linear
O relationship; The equation is
y = -3.5x + 133.5.
The data show a linear
O relationship: The equation is
y = -92 + 166.
The data show a linear
O relationship: The equation is
y = -1.95x + 122.5.