Exam 8: Selection and Assignment of Participants

In your text, Jennifer used which type of nonprobability sampling procedure to secure participants for her study with married couples?

An) ________is a group of people representative of the population who are selected to participate in the research.

Random sampling in which every k^th person is selected for participation in a study is called ________sampling.

When placing participants into conditions or groups for a study, researchers should use ________to ensure each participant has equal probability of being placed into each group.

In sampling with replacement, the probability of being selected changes with each draw.

The sampling procedure where researchers use current participants referrals to gather more participants for a study is called snowballing.

When using________ , the probability of being selected for participation changes with each selection of a participant.

The probability of accepting the null hypothesis when it is indeed false is known as power.

A sample is a smaller group of individuals that is representative of the larger population.

An)________ sampling procedure occurs when not all individuals within a population have an equal likelihood or known probability of being selected.

The most common type of sampling procedure used by psychologists at universities is simple sampling.

Stefani has identified several subgroups of individuals from the population she is studying.Stefani plans on randomly sampling participants from each of these subgroups.Stefani is using ________probability sampling.

The two main sampling techniques that researchers use are ________sampling and ________sampling.

Sampling with replacement occurs when individuals are selected and are not replaced before the next is sampled.

A probability sampling technique in which a researcher identifies naturally occurring clusters of individuals from a population to select from is called ________probability sampling.

A researcher who places all potential participants for a study in a hat and randomly draws names for inclusion in their study is using a ________probability sampling procedure.

A sample in which not everyone in the population has an equal or known chance of being selected is called an)________ sample.

Samantha is conducting a survey to evaluate the eating habits of customers at fast food restaurants.She select the first 50 customers during the day as her participants.Samantha is using an) ________sample.

In order to combat any threats to internal validity during sampling procedures, researchers should use ________.

The amount of overlap between populations in a study is known as the effect size.