The following data give the speeds of 13 cars (in mph) measured by radar, traveling on I-84.
Question:
a. Find the values of the three quartiles and the interquartile range.
b. Calculate the (approximate) value of the 35th percentile.
c. Compute the percentile rank of 71.
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The ranked data are 68 68 69 69 71 72 73 74 75 76 77 78 79 a The three quartiles ...View the full answer
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