Research Methods Quiz Questions
All sampling error can be removed from a study if the appropriate sampling technique is used. -True or False
false
Volunteer samples are uncommon in psychological research. -true or false
false
Individuals are selected at random from a list of phone numbers to be called for a survey -simple random sample -stratified random sample -cluster sample -volunteer sample -quota sample
simple random sample
Which of the following sampling techniques is likely to create the smallest amount of sampling error? -simple random sample -stratified random sample -cluster sample -volunteer sample
simple random sample
A disadvantage of cluster sampling is that a portion of the population may be missed in the sample, giving the researcher a sample that is not fully representative of the population. -true or false
true
In convenience samples the probability of an individual being chosen from the population cannot be determined, because individuals are not chosen randomly. -true or false
true
Quota samples are similar to stratified random samples without the random selection from subsets of the population.
true
A researcher studies student perceptions of global warming by selecting college participants from a participant volunteer pool at the local college and has each student complete a goal warming attitudes survey. -simple random sample -stratified random sample -cluster sample -volunteer sample -quota sample
volunteer sample
Individuals are selected from a participant pool made up of students at a university who volunteer for the study -simple random sample -stratified random sample -cluster sample -volunteer sample -quota sample
volunteer sample
The most common type of convenience sample used by psychologists is the____________ sample. -simple random sample -stratified random sample -cluster sample -volunteer sample
volunteer sample
Which one is not a probability sample? -simple random sample -stratified random sample -cluster sample -volunteer sample
volunteer sample
Which of the following describes a quota sample? -people who respond to a mailed survey make up the sample -all students who sign up for a study make up the sample -60% of the population is left-handed, so 60% of the participants chosen are also left-handed -participants are selected from a local preschool class to represent preschoolers who live in the area
60% of the population is left-handed, so 60% of the participants chosen are also left-handed
An administrator at a local elementary school identifies that 24 classes are taught throughout the day at her school. From this list, she selects 12 classes and then randomly selects 10 students from each of those 12 classes to measures preparedness. -simple random sample -stratified random sample -cluster sample -volunteer sample -quota sample
cluster sample
Individuals are selected at random for a study from a list of members of Girl Scout troops to represent the population of girls aged 8-13 -simple random sample -stratified random sample -cluster sample -volunteer sample -quota sample
cluster sample
Which of the following sampling techniques involves choosing individuals from the population such that individuals are chosen from pre-existing groups in the population? -simple random sample -stratified random sample -cluster sample -volunteer sample
cluster sample
A researcher conducts a study on eating in a movie theater by asking patrons as they enter a movie theater if they are willing to participate in a study while they watch their movie. The researcher selects the first 50 women and the first 50 men who volunteer to participate in the study. -simple random sample -stratified random sample -cluster sample -volunteer sample -quota sample
quota sample
Volunteers are selected from students such that the proportion of students in each age range in the sample matches the proportion in the population -simple random sample -stratified random sample -cluster sample -volunteer sample -quota sample
quota sample
A professor obtains a list of all registered students in his class and randomly selects 40 students from the list to participate in a course evaluation. -simple random sample -stratified random sample -cluster sample -volunteer sample -quota sample
simple random sample
To determine why almost half of the residents at a local nursing home are not eating their full meals, a researcher obtains a list of all residents at the nursing home and separates the list into two subgroups: residents who eat their full meals and residents who do not. The researcher randomly selects 12 residents from each subgroup to be in her sample -simple random sample -stratified random sample -cluster sample -volunteer sample -quota sample
stratified random sample
Students are selected at random from lists of students at a university organized by class level such that the proportion of individuals at each class level in the population of students matches the proportion selected for the sample -simple random sample -stratified random sample -cluster sample -volunteer sample -quota sample
stratifies random sample
