Determine the method of data collection used in the following scenario 1. Macario conducted a study on “Attitudes of Grade 7 students of Manuel Luis Quezon High School
towards Mathematics: Effects of Peer and Social Support”. He already has 147 participants that
will be used for his study. He gathered all his participants and gave them a questionnaire. What
type of data gathering procedure did Macario use? (survey, observation, interview)
2. Mr. Kim, a mathematics teacher made a study on “Effectiveness of Brain Teasers as Preliminary
Activity in Teaching Mathematics”. According to the result, most of his students get interested in
his subject every time he gave them a brain teaser or brain awakener. From time to time as he
enters the class of Grade 7 – Charity everybody was excited to give his brain teaser and they
always look forward for the next item. What type of data gathering procedure did Mr. Sevilla use?
(survey, observation, interview)
E. Tell the type of sampling techniques used in the following scenario.
1. Mrs. Cruz wants to give a magic pen to her class. To select the recipient of the magic pen she asks
the class to write their names in a sheet of paper and put it in the jar she provided. What sampling
technique did she use? (simple random, convenient, cluster, stratified, systematic)
2. The school of Manuel Luis Quezon High School is looking for 500 grade 7 students as the recipient
of the complete school supplies package. The total population of Grade 7 in the school is 1000. To
select the recipient of the package, the school gets the complete list of students in the registrar’s
office. They list down all the names alphabetically (regardless of the gender and sections) and
numbered it from 1 – 1000. The teacher-in-charge highlighted the names of students whose
number is a multiple of 3. What type of sampling technique used in the situation? (simple random,
convenient, cluster, stratified, systematic)
3. Mr. Dimasalang, a guidance counselor wants to interview the Grade 7 students. He has selected
Grade 7 – Hope as the first section who will be interviewed. He divided this class into 5 groups with
8 members, and then choose the first 8 students to be interviewed by selecting the group
randomly. What sampling techniques did Mr. Dimasalang use? (simple random, convenient, cluster,
stratified, systematic)