The following data give the speeds (in miles per hour) of 12 cars traveling on a...

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The following data give the speeds (in miles per hour) of 12 cars traveling on a highway. 67 71 57 54 69 74 77 62 61 59 58 63

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Answer 1

Answer #1

Date solution- Heee, n=12 we obrange the dato by ascending oedee 54, 57, 58, 59, 61, 62, 63,67,69,71,74,77 1 a vawes of theee a) Q1= 58.25 ; Q2= 62.5 ; Q3= 70.5

b) value of 40th percentile is 5.2

c) percentile rank of 62 is 46

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Answer 2

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