A teacher wants to know if her students are doing homework, so she randomly selects rows two and five and then calls on all students in row two and all students in row five to present the solutions to homework problems to the class.conveniencecluster    systematicsimple randomstratified

A university professor wants to study the benefits of weekly homework versus weekly testing through quizzes on the final performance of students. A class of 200 students are put into pairs where each pair includes a male and female student of equal academic ability. Then each half of a pair is assigned to the homework group and the other to the quiz group. which of the following best describes the design method used?Group of answer choicesblock randomisationlatin square designRepeated measures designMatched pairs design

Directions: Identify which type of sampling is used: random, stratified, cluster,systematic or convenience. Write the answer on the space before each number.__________ 1. An interviewer selects 5 males and 5 females from each of 4 thegroups.__________ 2. A psychologist surveys all students from each of 20 randomly selectedclasses.__________ 3. The organizer writes the name of each participant on a separatesheet. He shuffles the sheets, and draws 10 names.__________ 4. Smart selects 50th cell phone from the assembly line and conduct athorough test of quality.__________ 5. When a principal made an important announcement, he basedconclusion on 1 000 responses from 10 000 questionnairesdistributed to students.

Which method is most likely to produce a random sample of members of your class?*1 pointchoosing the five oldest students in the classlisting the first six students that come to mindselecting the first six students to arrive at classwriting the name of each student on a separate piece of paper then drawing these slips from a hatNONE OF THESE

The process of systematic arrangement of data in rows and columns is calledGroup of answer choicesArrayTabulationArrangementClassification

Professor Romano looks at ways to improve student learning. She wants to recruit participants at high schools in town to see how the use of repeated quizzing may boost performance on later exams. Because she works with the local public school system, they are willing to let her have access to any schools she wants. She randomly selects 5 schools, and within each school, she randomly selects 5 classes to participate in her study. What kind of sampling is this?Group of answer choicescluster samplingstratified random samplingsimple random samplingconvenience sampling