PSYCH 255 Quiz 3 complete exam questions and answers

PSYCH 255 Quiz 3 complete exam questions and answers Quiz Question 1 Alexandra is conducting a research study and has developed two hypotheses. She is planning to test against the null hypothesis. The null hypothesis states . Question 2  2 out of 2 points When searching for research on more than one topic area, you should use the word(s) between search topics to find overlapping material. Question 3  2 out of 2 points For his study, Tim has stated his research hypothesis as: H1 µ1 µ2. What do the symbols mean? Question 4 When hypotheses in a research study are exhaustive, they are .  2 out of 2 points Question 5  2 out of 2 points Kevin has developed a research question. In addition, he has developed two hypotheses for his research question. The first hypothesis states there is no difference between the scores on the dependent variables. This is known as the hypothesis. Question 6  2 out of 2 points Dan is searching on the Internet for information on her research topic. The search results lead to only 10 hits. Dan’s search resulted in a small number of records because . Question 7  2 out of 2 points When searching for research on a topic, it is recommended that you use to increase the number of search results. Question 8  2 out of 2 points Mark has developed a research question. In addition, he has developed two hypotheses for his research question. The second hypothesis Mark has developed states there is a difference between the scores on the dependent variables he is measuring. This is known as the hypothesis. Question 9  2 out of 2 points Ray is searching on the Internet for information on his research topic. The search results lead to over 50,000 hits. Ray’s search resulted in a large number of hits because . Question 10  2 out of 2 points When hypotheses for a study are said to be mutually exclusive, this means the hypotheses . Question 11  2 out of 2 points A research hypothesis can state all of the following except, . Question 12 2 out of 2 points Caron has developed a that states there is a relationship between caffeine and alertness. Question 13  2 out of 2 points Sam has decided to study why college students use social networking sites. This is an example of a(n) . Question 14  0 out of 2 points According to the textbook, John believed that there were no differences in writing abilities between himself and Jenn. John is stating what kind of hypothesis? Question 15  2 out of 2 points Each day that Jim walks to class he notices that his fellow students always have their heads down looking at their phones. Jim tells his professor he would like to conduct a study looking at why students spend so much time looking at their phones. Jim has just gotten a research idea from . Question 16  0 out of 2 points What type of scale is a researcher using when they collect demographic information such as ethnicity, religion, sex, or school classification? Question 17  2 out of 2 points The intensity of a response to a stimuli represents which type of way to assess a measure? Question 18  0 out of 2 points When a researcher classifies data into one of two or more categories, the researcher is using a(n) scale. Question 19  2 out of 2 points Josetta is conducting a study looking at individuals habits when preparing food. Specifically, she is measuring the number of times a person uses incorrect food preparation behaviors. To conduct this study, Josetta is going into people’s homes and watching them prepare meals. Josetta is primarily collecting measures for her dependent variable. Question 20  2 out of 2 points Caron is conducting a study investigating the effects of ethnicity on humor. Specifically, she has different participants watch comedy routines from several comedians. For each participant, she records the intensity of their laughs for each comedian. Which way is the dependent measure of humor being assessed? Question 21  0 out of 2 points Alexandra is investigating exercise habits among college students. Alexandra has asked students to indicate the number of times they work out each week. To investigate exercise, Alexandra is using a(n) scale. Question 22  2 out of 2 points A large majority of psychological research uses scales because they lend themselves to more advanced statistical procedures as compared to the rest. Question 23  0 out of 2 points When a researcher classifies data into an order or rank of magnitude, the researcher is using a(n) scale. Question 24  2 out of 2 points The sum of the number of times a person/group responds to a question represents which type of way to assess a measure? Question 25  0 out of 2 points Which of the following is not a type of measure for a dependent variable covered in the textbook? Question 26  2 out of 2 points In the textbook, a study on monitor size was described. Specifically, the researchers wanted to know if monitor size (17, 19, and 21 inches) influenced participant’s reaction time on a task. How many levels of the independent variable were there in this study? Question 27 Julie is studying the likelihood that college students will take 8am 0 out of 2 points classes. To look at this likelihood, Julie has students respond on a 7-point scale, where 1 is “not at all likely” and 7 is “very likely.” Julie is using a(n) scale to look at the likelihood of college students taking 8am classes. Question 28 Jerry is conducting a study on the type of leadership style (i.e.,  2 out of 2 points democratic or autocratic) a person has and the influence that style has on employee satisfaction. He plans on measuring satisfaction using a 10- question survey where participants respond on a 5-point scale. What is the dependent variable in this study? Question 29  0 out of 2 points Samantha is conducting a study on stress management in newly hired employees at a large corporation. She is measuring the levels of stress through blood work and EKG monitoring of the new hires. Samantha is collecting measures for her dependent variable. Question 30  2 out of 2 points Robyn has been working on developing a new task to test the reaction time of athletes. As she begins to test athletes using her new task, she notices that all the athletes are scoring extremely high on her test. Robyn's task has fallen prey to a .