For items 7 to 10, consider the scores 70 Grade 10 students in Mathematics Test. Scores Less than Cumulative Lower Boundaries Frequency Frequency 95-99 3 94.5 70 90-94 6 89.5 67 85-89 2 84.5 61 80-84 7 79.5 59 75-79 9 74.5 52 70-74 11 69.5 43 65-69 12 64.5 32 60-64 6 59.5 20 55-59 5 54.5 14 50-54 3 49.5 9 4 44.5 45-49 40-44 6 2 39.5 2 7. You are asked by your teacher to solve for the fifth decile. What would be the lower boundary? A. 59.5 B. 64.5 C. 69.5 D. 74.5 8. Which of the following is the size of the class interval? A. 4 B. 5 C. 10 D. 100 9. What is the frequency of the D5 class? A. 5 B. 6 C. 11 D. 12 -cfb 10. Using the formula, Dk = LB + i, what will be your final answer? A. 59.5 C. 70.86 D. 73.14 [kN 10 fDk B. 69.5

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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For items 7 to 10, consider the scores 70 Grade 10 students in Mathematics Test.
Scores
Frequency
Lower
Boundaries
Less than
Cumulative
Frequency
95-99
3
94.5
70
90-94
6
89.5
67
85-89
2
84.5
61
80-84
7
79.5
59
75-79
9
74.5
52
70-74
11
69.5
43
65-69
12
64.5
32
60-64
6
59.5
20
55-59
5
54.5
14
50-54
3
49.5
9
4
45-49
40-44
44.5
6
2
39.5
2
7. You are asked by your teacher to solve for the fifth decile. What would be the lower boundary?
A. 59.5
B. 64.5
C. 69.5
D. 74.5
8. Which of the following is the size of the class interval?
A. 4
B. 5
C. 10
D. 100
9. What is the frequency of the D5 class?
A. 5
B. 6
C. 11
D. 12
[kN
10. Using the formula, Dk
10 i, what will be
fDk
A. 59.5
D. 73.14
LB +
B. 69.5
your
C. 70.86
final answer?
Transcribed Image Text:For items 7 to 10, consider the scores 70 Grade 10 students in Mathematics Test. Scores Frequency Lower Boundaries Less than Cumulative Frequency 95-99 3 94.5 70 90-94 6 89.5 67 85-89 2 84.5 61 80-84 7 79.5 59 75-79 9 74.5 52 70-74 11 69.5 43 65-69 12 64.5 32 60-64 6 59.5 20 55-59 5 54.5 14 50-54 3 49.5 9 4 45-49 40-44 44.5 6 2 39.5 2 7. You are asked by your teacher to solve for the fifth decile. What would be the lower boundary? A. 59.5 B. 64.5 C. 69.5 D. 74.5 8. Which of the following is the size of the class interval? A. 4 B. 5 C. 10 D. 100 9. What is the frequency of the D5 class? A. 5 B. 6 C. 11 D. 12 [kN 10. Using the formula, Dk 10 i, what will be fDk A. 59.5 D. 73.14 LB + B. 69.5 your C. 70.86 final answer?
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