Essential Mathematics Final Practice Exam Worksheet - Grade 12 Page 12
ADVERTISEMENT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50Module 7: Statistics (31 marks)
1. Haley scores 47% on her law exam. A total of 382 students, including Haley, wrote the
same exam. There were 36 other students received the same score that she did, but 244
received a lower score. (Module 7, Lesson 5)
a) Find Haley’s percentile rank. (4 marks)
b) Explain the difference between Haley’s percentile rank and the percent mark she
receives on the exam. (2 marks)
2. State one advantage and one disadvantage of using the trimmed mean as a measure of
central tendency. (2 marks) (Module 7, Lesson 4)
12 of 49
G r a d e 1 2 E s s e n t i a l M a t h e m a t i c s
ADVERTISEMENT
0 votes
Related Articles
Related forms
Related Categories
Parent category: Education