Exam 8: Two-Group Design: Texting: I Cant Get You Out of My Mind

When entering data into a statistical computer program like SPSS, the key difference between experimental data and survey data is:

For which of the following test statistics would a score of .00 indicate significance?

Jace is interested in examining whether productivity is improved when people wear noise-cancelling headphones. To test his hypothesis he decides to bring people into a research laboratory and have them complete an anagram task while either wearing noise-cancelling headphones or not. Jace can _____ the independence and _____ the control of his study by conducting participants one at a time.

How might a researcher ensure that a study has independence?

How would you increase the mundane realism of a study examining the effect of alcohol consumption on driving ability?

Costanza conducts a true experiment examining the effect of energy drinks on work performance. Costanza productivity is monitored prior to and after the use of energy drinks. As such, you know that her experiment has _____ internal validity.

In an experiment examining whether taking care of a plant leads to greater longevity in an elderly nursing home population, taking care of a plant would be considered the _____ variable and longevity of life would be considered the _____ variable.

If Dr. Ryan, a social psychologist, was investigating the relationship between temperature and participants' moods, an example of an extraneous variable would be:

Veronica was thrilled to discover that her experimental manipulation resulted in a significant difference between conditions. Now, she is interested in knowing about the magnitude of the difference between the groups. To determine this, she should look at which of the following?

If a personality psychologist was interested in examining the relationship between people's educational level and extraversion, the best operational definition of educational level would be:

Charles works at a newspaper as a fact-checker. His job is to verify claims to ensure that any conclusions made by the reporters are, based on a given set of ever-changing daily news events, correct. Charles is the metaphorical _____ of the newspaper.

(Scenario II) Which of the following is NOT critically required to establish causality?

Gordon and Jeannette were paired to work as a team on their research methods project. They are very interested in examining the variable of test anxiety, with specific attention paid to the extent the study resembles test anxiety in the classroom or natural environment. Gordon and Jeannette are primarily interested in their study's:

(Scenario I) Let's say you are skeptical of the results of this study. You set out to replicate it to determine for yourself whether group therapy improves self-awareness in individuals with a TBI. Since you don't have access to any of the instruments the authors used to measure self-awareness, you decide to measure it by simply asking participants how they see themselves. In doing this, you have changed:

In a study examining the effect of ignoring text messages on distraction, trying to ignore text messages is the _____ variable, whereas the amount of distraction is the _____ variable.

Aya is a developmental psychologist who is interested in studying children's acrophobia (i.e., fear of heights). In her experimental study, she randomly assigns some infants to crawl to their mothers on the floor. Other infants must crawl across a glass table (allowing them to see how high they were off of the ground) to get to their mothers. In Aya's study, who is in the control condition?

Which of the following is the typical order of operations for conducting an experiment?

The independent samples t-test compares:

The _____ sensitive a measure is, the _____ ability it has to detect a difference between the experimental and control group.

Which of the following is a disadvantage of experimental study designs as compared to nonexperimental study designs?