For this item, enter the answers in the spaces provided. A swimmer is practicing for team tryouts and records the number of laps she swims and the amount of time it takes on four separate days. The table represents the
number of laps and the time taken to swim the laps on each of those days.
Number of Laps
4
12
15
20
Time (in seconds)
96
144
240
340
Complete the sentence.
To the nearest tenth, the equation for the line-of-best fit for the data is y=.+ and the best estimate for the amount of time, to
the nearest second, to swim 10 laps is
seconds.