X f 30 – 39 2 40 – 49 0 50 – 59 1904250514 60 – 69 25 70 – 79 -1545275226 80 – 89 -185591532 90 – 99 -173383669 100 – 109 6 Remember, before answering these questions, you should be sure to create the cumulative GFDT and the cumulative relative GFDT.   (1)  Which class contains the 35th percentile?  (2)  What is the lower real limit of this class?  (3)  What is the frequency of this class?  (4)  What is the cumulative frequency of the class just below this one?  (5)  What is the sample size for this data set?  (6)  What is the class width of this GFDT?  With this information, what is the estimate for t

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X f
30 – 39 2
40 – 49 0
50 – 59 1904250514
60 – 69 25
70 – 79 -1545275226
80 – 89 -185591532
90 – 99 -173383669
100 – 109 6

Remember, before answering these questions, you should be sure to create the cumulative GFDT and the cumulative relative GFDT.  
(1)  Which class contains the 35th percentile? 
(2)  What is the lower real limit of this class? 
(3)  What is the frequency of this class? 
(4)  What is the cumulative frequency of the class just below this one? 
(5)  What is the sample size for this data set? 
(6)  What is the class width of this GFDT? 

With this information, what is the estimate for the 35th percentile?
P35 =

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