Question

A small class of 9 students took a quiz yesterday, and their scores are below. Find the percentile for Julian if his score was the 87. 61 , 76 , 87 , 60 , 91 , 66 , 83 , 80 , 100 61,76,87,60,91,66,83,80,100 Give your answer to the nearest percentile (as a whole number). Do not type "%", "percentile", or anything other than the number that corresponds to the correct percentile in the answer box. For example, if your answer is the 30th percentile, then you would type "30" in the answer box.

question 2

Find the 5 number summary for the 14 data values shown in the table below. Use the locator/percentile method described in the book.

Observe that the data has been sorted for you in increasing order from left-to-right and then top-to-bottom in the table below. If any cells at the end of the table are blank, then just ignore them (i.e. any blank cells are intentional).

3	4	10	18
23	25	34	65
67	74	83	86
92	97

5 number summary:
, , , ,

Answer 1

1).sorting the data we have,
60
61
66
76
80
83
87
91
100
number of scores below 87 = 6

total number of scores = 9

the percentile for Julian if his score was 87 is:-

2).n = 14

minimum = 3

first quarile be:-

median be:-

[ as n is even]

third quarile be:-

maximum = 97

the 5 number summary = 3 , 16 , 49.5 , 83.75 , 97

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