Left Side Classwork ISN p23

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Kentucky Derby winners top 30 miles per hour, as shown in the cumulative relative
frequency graph. The graph shows the percentage of Derby winners that have run
slower than each given speed. You can see that the 86th percentile of winning speed is 37
miles per hour.
a) Estimate the median winning speed.
b) Estimate the quartiles.
c) Estimate the range and the IQR.
d) Create a boxplot of the speeds
e) Write a few sentences describing the distribution of
speeds of Kentucky Derby winners.
Kentucky Derby winners top 30 miles per hour, as shown in the cumulative relative
frequency graph. The graph shows the percentage of Derby winners that have run
slower than each given speed. You can see that the 86th percentile of winning speed is 37
miles per hour.
a) Estimate the median winning speed.
b) Estimate the quartiles.
c) Estimate the range and the IQR.
d) Create a boxplot of the speeds
e) Write a few sentences describing the distribution of
speeds of Kentucky Derby winners.
Kentucky Derby winners top 30 miles per hour, as shown in the cumulative relative
frequency graph. The graph shows the percentage of Derby winners that have run
slower than each given speed. You can see that the 86th percentile of winning speed is 37
miles per hour.
a) Estimate the median winning speed.
b) Estimate the quartiles.
c) Estimate the range and the IQR.
d) Create a boxplot of the speeds
e) Write a few sentences describing the distribution of
speeds of Kentucky Derby winners.
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