Kassie and Luke timed each other during swim practice. The speed at which Kassie swims is represented by the equation d = 1.22t, where d is the number of meters she swims
in t seconds. The speed at which Luke swims is represented in the table.
Luke's Speed
3
6
9
12
Time in seconds (t)
Distance in meters (d)
3.72
7.44
11.16
14.88
7
Which of the following statements are true?
Choose all that apply.
A A graph of Kassie's speed would have a slope of 1.22.
B Luke's rate of speed is 1.86 meters per second.
с A graph of Luke's speed would go through (0,0) and (1, 1.24).
D Kassie's rate of speed is 0.02 meters per second slower than Luke's rate of speed

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an advantage of the standard deviation is that it increases as the dispersion of the data increases. e. the interquartile range is preferred when the data are not skewed or no have outliers. an advantage of the standard deviation is that it uses all the observations in its computation.

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