PSY 255 Quiz 3.docx practice exam questions and answers solutions

PSY 255 Quiz practice exam questions and answers solutions Question 1  2 out of 2 points 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 The names of the hypotheses for a research study are and .  Question 3  2 out of 2 points When hypotheses for a study are said to be mutually exclusive, this means the hypotheses . Question 4  2 out of 2 points In the chapter, a study by Albert Bandura was discussed. Which of the following was not a research topic? Question 5  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 6  2 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 7  2 out of 2 points In psychology, the database with only full text electronic articles is called . Question 8  2 out of 2 points Unlike a research topic that is defined broadly, a is better defined to provide direction for researchers. Question 9 In research, the two hypotheses developed must be and .  2 out of 2 points Question 10 Caron is working on a research project about the influence of caffeine  2 out of 2 points consumption on alertness. She has developed two hypotheses. Her second hypothesis states that there will be an increase in alertness with the consumption of caffeine. This hypothesis is known as a hypothesis. Question 11 When searching for research on a topic, it is recommended that you use to increase the number of search results.  2 out of 2 points Question 12  2 out of 2 points You have been discussing a research project with your friend Connor. Connor has told you that his research hypothesis states, the mean of population 1 is not equal to the mean of population 2. How would you write this research hypothesis in symbols? Question 13  2 out of 2 points Carolina has developed two hypotheses for her research question. The first hypothesis is known as the null hypothesis and states there will be no difference between the scores on the dependent variables. Her second hypothesis is known as a research hypothesis and states . Question 14  2 out of 2 points According to the textbook, the use of the Internet for searching is questionable because the Internet is not always and . Question 15  2 out of 2 points When stating the null or research hypotheses in symbols, the symbol µ stands for . Question 16  2 out of 2 points When a researcher classifies data on a scale that assumes equal distance and has a true zero, the researcher is using a(n) scale. Question 17  2 out of 2 points The variable in a study that researchers measure because it is believed to change is called the . Question 18  2 out of 2 points One of the most common types of measures for a dependent variable is a behavioral measure. Behavioral measures . Question 19 What type of scale is a researcher using when they collect demographic information such as ethnicity, religion, sex, or school classification?  Question 20  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 21 An independent variable is the variable in a study that is .  Question 22  2 out of 2 points When a researcher classifies data into one of two or more categories, the researcher is using a(n) scale. Question 24  2 out of 2 points There are several types of measures for dependent variables. Physiological measures . Question 25  2 out of 2 points Which of the following is not a type of measure for a dependent variable covered in the textbook? Question 26 There are several types of measures for dependent variables. Cognitive measures .  2 out of 2 points Question 28  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 number of times they laugh for each comedian. Which way is the dependent measure of humor being assessed? Question 29  2 out of 2 points The intensity of a response to a stimuli represents which type of way to assess a measure? Question 30  2 out of 2 points Jerry is conducting a study on the type of leadership style (i.e., 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. How many levels of the independent variable were there in this study?