1) The teacher writes all the names of students in a piece of paper and put it in a box for graded recitation a) simple b) systematic c) cluster d) stratified 2) The teacher gets the class record and call every 4th name in the list. a) simple b) systematic c) cluster d) stratified 3) A teacher wants feedback on a new teaching method. Instead of choosing individual students, she randomly selects two whole sections (classes). a) cluster b) stratified c) simple d) systematic 4) There are 20 toddlers, 40 teenagers, 45 middle aged and 55 senior citizens in a certain area. Samples are taken according to the total number of people in the area. a) stratified b) cluster c) multistage d) simple 5) A librarian wants to know students’ favorite book genres. From a list of 200 students, she selects every 10th student on the list (e.g., 10th, 20th, 30th, etc.) to participate in the survey. a) systematic b) stratified c) simple d) cluster 6) A school wants to survey study habits but ensure all grade levels are represented. Student are grouped by grade (Gr.4, 5, 6). The school randomly selects 10 students from each grade to answer the survey. a) cluster b) simple c) systematic d) stratified 7) The principal wants to know students’ opinions about school facilities. First, three grade levels are randomly chosen. Next, two sections from each grade are randomly selected. Finally, students from those sections are randomly picked to answer the survey. a) cluster b) stratified c) multistage d) systematic 8) A sample is a representation of the population where it is hoped that valid conclusions will be drawn from the population. a) True b) False 9) Sample is a measure of the characteristics of the entire population a) True b) False 10) The population refers to the whole group under study or investigation. In research, the population does not always refer to people a) True b) False

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