PSYC 255 QUIZ 3 – QUESTION AND ANSWERS latest upload 2022/2023

PSYC 255 Quiz 3 – Question and Answers Caron has developed a _____________ that states there is a relationship between caffeine and alertness. A research question is _____________ and a research topic is _____________. 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 _____________. According to the textbook, the use of the Internet for searching is questionable because the Internet is not always _____________ and _____________. When hypotheses for a study are said to be mutually exclusive, this means the hypotheses _____________. Dr. Grampa is working hard on his research testing a drug which will influence the onset of a newly identified psychological disorder. Dr. Grampa most likely got his idea from _____________. When selecting a research hypothesis, researchers can have either a _____________ or _____________ research hypothesis. 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? A nondirectional research hypothesis states that there _____________. 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 _____________. For his study, Tim has stated his research hypothesis as: H1 µ1 < µ2. What do the symbols mean? Jenn believes that her writing abilities are better than John’s writing abilities. If Jenn presents this as a research hypothesis, Jenn is stating what kind of research hypothesis? You have been discussing a research project with your friend Jerri. Jerri has told you that her research hypothesis states, the mean of population 1 is less than the mean of population 2. How would you write this research hypothesis in symbols? A _____________ is an idea that is not very well defined. 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. A large majority of psychological research uses _____________ scales because they lend themselves to more advanced statistical procedures as compared to the rest. There are three ways to assess each type of measure for dependent variables. Which of the following is one of those three ways? There are several types of measures for dependent variables. Attitudinal measures _____________. Julie is studying the likelihood that college students will take 8am 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. When conducting a study, you notice that most of the scores fall primarily at the lower range of the response option. This pattern of data is known as the _____________.