Week 7 Exam Psychology homework help
Week 7 Exam Psychology homework help
Week 7 Exam
QUESTION 1
1. A researcher is conducting research on using technology in teaching. The researcher has two groups. The first group receives instruction via a PowerPoint presentation that is online. The second group attends a class and receives instruction from a teacher face to face. The researcher classifies the students based on when they volunteer for the study. The first 50 students who volunteer receive online instruction. The next 50 receive instruction by attending a class with a teacher. With respect to this study, we could identify that:
a. | This study is poor because the researcher used random sampling. | |
b. | This study is poor because the researcher did not use random sampling. | |
c. | This study is good because we have minimized sampling error. | |
d. | This study is good due to the equal sample size in each group. |
2 points
QUESTION 2
1. Participants in a sample must be:
a. | Representative | |
b. | Easily obtained | |
c. | Convenient | |
d. | Numerous |
2 points
QUESTION 3
1. The method identifying themes relevant to qualitative data that is collected is called:
a. | Criticism | |
b. | Trustworthiness | |
c. | Theory | |
d. | Coding |
2 points
QUESTION 4
1. Which of the following is NOT a characteristic of a statistical hypothesis?
a. | Contains an alternative hypothesis | |
b. | Provides evidence | |
c. | Proves the research question | |
d. | Contains a null hypothesis |
2 points
QUESTION 5
1. A colleague has been tutoring six students in 11th grade to prepare for the ACT. This colleague has asked you to evaluate the performance of his students. Student scores were as follows: 20, 18, 16, 15, 23, 20. The mode of the ACT scores is:
a. | 17 | |
b. | 20 | |
c. | 19 | |
d. | 18 |
2 points
QUESTION 6
1. A perfect correlation is denoted by:
a. | +1.0 and -1.0 | |
b. | -1.00 | |
c. | +1.00 | |
d. | .50 |
2 points
QUESTION 7
1. You are conducting research on the effects of exercise on individuals with poor social skills. You indicate that you believe people who become actively involved with an exercise program will show higher levels of socialization. This is an example of:
a. | A null hypothesis | |
b. | A scientific hypothesis | |
c. | A nonparametric hypothesis | |
d. | An alternative hypothesis |
2 points
QUESTION 8
1. Which of the following is a research design that allows researchers to provide more information about the participants and potentially provide a more meaningful study?
a. | Mixed Method | |
b. | Quantitative Method | |
c. | Qualitative Method | |
d. | Single-Subject Method |
2 points
QUESTION 9
1. Which of the following is not a way of collecting qualitative data?
a. | Observation | |
b. | Interview | |
c. | Survey | |
d. | All may be used to collect qualitative data |
2 points
QUESTION 10
1. In a normal distribution, what percentage of the scores is above the mean?
a. | 95% | |
b. | 99% | |
c. | 68% | |
d. | 50% |
2 points
QUESTION 11
1. A researcher is doing a study on high school athletes and moral development. During the study, the football team throws a party to celebrate a great victory. The school principal receives a call the next day that several football players were intoxicated, and a female student was sexually assaulted. This event should be identified as a:
a. | Standardized variable | |
b. | Independent variable | |
c. | Dependent variable | |
d. | Confounding variable |
2 points
QUESTION 12
1. An example of a research approach that assesses change after the treatment or intervention is over is:
a. | A-B-A Design | |
b. | Phenomenology | |
c. | Experimental Design | |
d. | Correlational Design |
2 points
QUESTION 13
1. Dr. Sunshine has 12 students in her class. She has given a test and is evaluating the performance of her class. The exam is worth 50 points. Eleven of the students scored between 45 and 50. One student scored 12. The best measure for Dr. Sunshine to get an idea related to the performance of the class is the:
a. | Mean | |
b. | Mode | |
c. | Median | |
d. | Variance |
2 points
QUESTION 14
1. A researcher is conducting research on using technology in teaching. The researcher has two groups. The first group receives instruction via a PowerPoint presentation that is online. The second group attends a class and receives instruction from a teacher face to face. The researcher classifies the students based on when they volunteer for the study. The first 50 students who volunteer receive online instruction. The next 50 receive instruction by attending a class with a teacher. The type of instruction the student receives is the:
a. | Dependent variable | |
b. | Confounding variable | |
c. | Standardized variable | |
d. | Independent variable |
2 points
QUESTION 15
1. A quantitative research design that does not manipulate an independent variable is called:
a. | Experimental Design | |
b. | Ethnography | |
c. | Grounded Theory | |
d. | Correlational Design |
2 points
QUESTION 16
1. Scores that differ markedly from the rest of the sample are known as:
a. | Z-scores | |
b. | Confounding variables | |
c. | T-scores | |
d. | Outliers |
2 points
QUESTION 17
1. Hypothesis testing may be defined as:
a. | Direct observations of a phenomena | |
b. | Subjective | |
c. | Systematic and logical collection and analysis of data | |
d. | Moving from specific to general |
2 points
QUESTION 18
1. When a researcher wishes to know how a set of participants changed over time or across repeated measures of a construct, the method that is conducted is:
a. | Single-Case Research Design | |
b. | Qualitative Design | |
c. | Quantitative Design | |
d. | Mixed Method Design |
2 points
QUESTION 19
1. Sex and ethnicity are examples of:
a. | Social variables | |
b. | Scientific variables | |
c. | Discrete variables | |
d. | Continuous variables |
2 points
QUESTION 20
1. Studies conducted to understand changes over time, in particular, populations or differences in respondents who share specific qualities are:
a. | Cohort studies | |
b. | Panel studies | |
c. | Survey and longitudinal studies | |
d. | Trend studies |
2 points
QUESTION 21
1. A study that moves from general to specific is:
a. | Inductive | |
b. | Deductive | |
c. | Historical | |
d. | Qualitative |
2 points
QUESTION 22
1. The goal of qualitative research is:
a. | None of the above | |
b. | The collection of statistically reliable data | |
c. | Generalizations to a group | |
d. | Transferability |
2 points
QUESTION 23
1. A colleague has been tutoring six students in 11th grade to prepare for the ACT. This colleague has asked you to evaluate the performance of his students. Student scores were as follows: 20, 18, 16, 15, 23, 20. The mean of the ACT scores is:
a. | 20 | |
b. | 19 | |
c. | 18 | |
d. | 17 |
2 points
QUESTION 24
1. ______________ assesses the consistency of results across items within a test.
a. | Face validity | |
b. | Experimental design | |
c. | Internal reliability | |
d. | ANOVA |
2 points
QUESTION 25
1. Qualitative research is most often:
a. | Irrelevant | |
b. | Opinionated | |
c. | Inductive | |
d. | Deductive |