Research Chapter 5

A researcher would like to study the predictability of behaviors over time. This researcher would locate an instrument such as

a personality assessment

Snowball sampling is illustrated with which of the following procedures?

a researcher asks a principle to have her teachers fill out instruments

You are administering an instrument about weapon possession to high school students in a drama class. As you give instructions for completing the instrument, several students interrupt you and say that they will not complete the instrument. What should be your course of action?

allow them to not participate in the study

You decide to locate an instrument to use in your quantitative study. The following are recommended strategies to use to locate this instrument EXCEPT to

ask your faculty advisor to recommended an instrument

Why do we systematically determine sample size? Select the best answer.

because of the size needed for statistics

For your study, you need to collect data one the practices of a teacher while conducting a classroom activity in a school. What type of instrument would be the best choice?

behavioral checklist

Various forms of evidence can be used to establish the validity of scores on an instrument. Which of the following forms is a source of validity evidence that you might use?

evidence based on the relationship of test scores to external variables

which of the following is the best example of a unit of analysis level in quantitative data collection?

individual

Of the following options, which one is an example of an "attitudinal" measure?

negative views toward school choice

a graduate student plans to conduct a study about the use of computers in the muddle school classroom. to obtain permission for this study, the student visits with the head of research and evaluation in the school district, the principal of the middle school, and the university institutional review board. what permission is also needed before the student begins the study?

permission from the parents of the students

What is the most rigorous sampling procedure that a quantitative researcher could use?

simple random sampling

Assume that a researcher wants to select individuals from a population so that an equal number of people from different ethnic groups (e.g., African-American, Hispanic, Asian- Americans) are selected. The procedure the researcher would use is called

stratification sampling

which of the following sampling procedures illustrates non probability sampling?

students are sampled based on availability to complete the instrument

If you decide to design your own instrument for quantitative data collection rather than modify or locate an existing instrument, you should know that

the instrument will be difficult to design

Which of the following is the best reason for standardization when collecting data?

the need to ensure data for individuals are comparable for analysis

the researcher has a list of all students in the elementary school that have been designated as "gifted" students. in the process of quantitative data collection, this list represents:

the target population of "gifted" students