8. Tom made a study on the factors affecting the studies of high school students by distributing written questions. What method did he apply to gather information2 c. questionnaire d. registration a. interview b. observation

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I need an answer for number 8

7. Which scale of measurement is appropriate for the following sets of data: mobil
number, house number, room number, and plate number?
a. nominal
b. interval
с.
ordinal
d. ratio
Tom made a study on the factors affecting the studies of high school students by
distributing written questions. What method did he apply to gather information?
C. questionnaire
d. registration
8.
a. interview
b. observation
9. Mr. Calinawan is conducting a study to find out if a new brand of drug is effective in
curing tuberculosis. Which method should he use?
a. questionnaire
b. interview
c. observation
d. experiment
10. Mrs. Balao selected every 3rd member of her classes as respondents in her action
research. What sampling technique did she employ?
a. simple random sampling
b. random sampling
c. stratified random sampling
d. systematic random sampling
11. There are two groups in a class, A and B. Each of the group should be proportionally
represented in a cheerdance competition with 20 members only.
Group
Number of Students
30
20
N = 50
%3D
How many representatives should come from group A?
C. 20
d. 3
a. 8
С.
b. 12
12. Consider the stem-and-leaf plot of students' scores in a 50-item quiz.
Stem
Leaves
0.
4, 5, 7, 8
1, 5, 6, 7, 7, 8
3, 4, 5, 5, 5, 8, 8, 9, 9
0,0,0, 1, 1, 2, 2, 2, 3, 3, 5, 6, 7, 8, 9
3, 4, 7, 8, 9
Which valid statement can the teacher use in presenting the scores in textual form:
a. Twelve students got a score of below 25.
b. The highest score is 50 and the lowest is 4.
C. More than 50% of the students passed if the passing mark is 30.
d. All of the above
Practical Math 7
1.
23
4.
Transcribed Image Text:7. Which scale of measurement is appropriate for the following sets of data: mobil number, house number, room number, and plate number? a. nominal b. interval с. ordinal d. ratio Tom made a study on the factors affecting the studies of high school students by distributing written questions. What method did he apply to gather information? C. questionnaire d. registration 8. a. interview b. observation 9. Mr. Calinawan is conducting a study to find out if a new brand of drug is effective in curing tuberculosis. Which method should he use? a. questionnaire b. interview c. observation d. experiment 10. Mrs. Balao selected every 3rd member of her classes as respondents in her action research. What sampling technique did she employ? a. simple random sampling b. random sampling c. stratified random sampling d. systematic random sampling 11. There are two groups in a class, A and B. Each of the group should be proportionally represented in a cheerdance competition with 20 members only. Group Number of Students 30 20 N = 50 %3D How many representatives should come from group A? C. 20 d. 3 a. 8 С. b. 12 12. Consider the stem-and-leaf plot of students' scores in a 50-item quiz. Stem Leaves 0. 4, 5, 7, 8 1, 5, 6, 7, 7, 8 3, 4, 5, 5, 5, 8, 8, 9, 9 0,0,0, 1, 1, 2, 2, 2, 3, 3, 5, 6, 7, 8, 9 3, 4, 7, 8, 9 Which valid statement can the teacher use in presenting the scores in textual form: a. Twelve students got a score of below 25. b. The highest score is 50 and the lowest is 4. C. More than 50% of the students passed if the passing mark is 30. d. All of the above Practical Math 7 1. 23 4.
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