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PSY 315 Week 1 Discussion Question 1 What are the differences between quantitative and qualitative data? What are some examples of each?

PSY 315 Week 1 Discussion Question 2 What are descriptive statistics, and how might you use descriptive statistics in your personal life?

PSY 315 Week 1 Individual Assignment Research, Statistics, and Psychology Paper Resources: Assigned readings, ERRs, the Internet, and other sources Prepare a 700- to 1,050-word paper in which you examine the role of research and statistics in the field of psychology. Address the following items thoroughly:  

PSY 315 Week 1 Practice Problem Worksheet (Version 7) Provide a response to the following questions. Written responses should be at least 30 to 45 words each. 1. Explain and provide an example for each of the following types of variables: a. Nominal: b. Ordinal: c. Interval: d. Ratio scale: e. Continuous: f. Discrete: g. Quantitative: h. Qualitative: 2. The following are the speeds of 40 cars clocked by radar on a particular road in a 35 miles-per-hour zone on an afternoon: 30, 36, 42, 36, 30, 52, 36, 34, 36, 33, 30, 32, 35, 32, 37, 34, 36, 31, 35, 20 24, 46, 23, 31, 32, 45, 34, 37, 28, 40, 34, 38, 40, 52, 31, 33, 15, 27, 36, 40 Create

PSY 315 Week 1 Practice Problems Worksheet Resource:Statisticsfor Psychology   Complete the Week One Practice Problems Worksheet. Click the Assignment Files tab to submit your assignment. Note. Computation methods may include the use of Microsoft® Excel®, SPSS™, Lotus®, SAS®, Minitab®, or by-hand computation.

PSY 315 Week 2 Discussion Question 1 The median home price in your area has increased in the last 10 years, how does this differ from the mean home price in your area? How does this illustrate what the mean and median are?

PSY 315 Week 2 Discussion Question 2 How effective are the pie charts that often accompany a newspaper article in explaining the statistics being used in the article? Can you find an example of a pie chart?

PSY 315 Week 2 Learning team assignment Descriptive and Inferential Statistics Paper andTeam Charter 1.      Learning Team Assignment:Descriptive and Inferential Statistics Paper & Team Charter: see Rubric in the Course MaterialsForum, Also post the team charter to the Assignments section with the completed assignment.   Resources: Assigned readings, ERRs, the Internet, and other sources Prepare a 700- to 1,050-word paper in which you examine the differences between descriptive and inferential statistics. Address the following items:

PSY 315 Week 2 Learning team assignment Descriptive and Inferential Statistics Presentation (New) Resource: Assigned journal article Create a 7- to 10-slide presentation with speaker notes examining the differences between descriptive and inferential statistics used in the journal article you were assigned. Address the following items as they apply to the article: Describe the functions of statistics. Define descriptive and inferential statistics.Provide at least one example of the relationship between descriptive and inferential statistics.

PSY 315 Week 2 Practice Problems Worksheet Resource:Statisticsfor Psychology   Complete the Week Two Practice Problems Worksheet. Click the Assignment Files tab to submit your assignment. Note. Computation methods may include the use of Microsoft® Excel®, SPSS™, Lotus®, SAS®, Minitab®, or by-hand computation. Chapter 2

PSY 315 Week 3 Discussion Question 1 What are some terms related to hypothesis testing with which you are already familiar? What are the five steps of hypothesis testing? Why do the null and alternative hypotheses have to be mutually exclusive?

PSY 315 Week 3 Discussion Question 2 What is the difference between null and alternative hypotheses statements in one-tailed and two-tailed tests? What are significance/alpha levels and how does using a one versus a two tailed test affect significance levels?

PSY 315 Week 3 Inferential Research and Statistics Project Part 1 Select one of the following scenarios based on your particular field of interest in psychology: • Industrial/Organizational Psychology: o A few months ago, the upper management at a large corporation decided they wanted to make major changes in the organization. Leadership is concerned that employees may be resistant to the change, and they want to find out if there is a change management method that would help employees accept

PSY 315 Week 3 Practice Problem Worksheet (Version 7) 1. On a standard measure of hearing ability, the mean is 300, and the standard deviation is 20. Provide the Z scores for persons whose raw scores are 340, 310, and 260. Provide the raw scores for persons whose Z scores on this test are 2.4, 1.5, and -4.5. 2. Using the unit normal table, find the proportion under the standard normal curve that lies to the right of each of the following: a. z = 1.00 b. z = -1.05 c. z = 0 d. z = 2.80 e. z = 1.96 3. Suppose the scores of architects on a particular creativity test are normally distributed. Using a normal curve table (pp. 477–480 of the text), what percentage of architects have Z scores a. Above .10? b. Below .10? c. Above .20? d. Below .20? e. Above 1.10? f. Below 1.10? g. Above -.10? h. Below -.10? 4. A statistics instructor wants to measure the effectiveness of his teaching

PSY 315 Week 3 Practice Problems Worksheet Resource:Statistics for Psychology   Complete the Week Three Practice Problems Worksheet. Click the assignment files tab to submit your assignment. Note. Methods of computation may include the usage of Microsoft® Excel®, SPSS™, Lotus®, SAS®, Minitab®, or by-hand computation. Chapter 4

PSY 315 Week 3 Team Assignment Hypothesis Testing Lesson Presentation Prepare a 7- to 10-slide Microsoft PowerPoint Presentation with speaker notes, as a lesson to explain the null and alternative hypothesis and how to use a z-test to test the null hypothesis.   Provide an example to illustrate your lesson. Include a minimum of 1-2 peer-reviewed resources as references.   Click the Assignment Files tab to submit your assignment.

PSY 315 Week 4 Discussion Question 1 What is a t-Test? How is the t-Test different from what we learned last week? What is the normal distribution and how does it relate to the t-test? What is an example of a situation in which you would use a t Test for dependent means?

PSY 315 Week 4 Discussion Question 2 What is the theory underlying the ANOVA? Why is it important?  What are the differences between a two sample t-test and ANOVA hypothesis testing?  What is an example of a research idea that would need to be analyzed using an ANOVA?

PSY 315 Week 4 Inferential Research and Statistics Project Part 2 Analyze the data from Part 1 using Microsoft® Excel® software. Write a 700- to 875-word paper that includes the following information: • Describe what method you are using to compare groups. • Copy and paste the output into a Microsoft® Word document, and also answer the following questions: o What is the significance level of the comparison? o What was the alpha level you identified in Week 3? o What was the means and variance for each variable? o What was the test statistic? o What was the critical value for both the one- and two-tailed test? o Was your test one-tailed or two-tailed? o Were you able to reject the null hypothesis? In other words, did you prove there was a difference? • Talk about what these results mean in everyday language and in context to your chosen scenario. • Make a recommendation based on the findings. Format your paper according to APA guidelines. Example of Output You Would Use to Answer These Questions

PSY 315 Week 4 Learning team assignment Hypothesis Testing Paper on Psycological reason for Depression 1.      Learning Team Assignment: Hypothesis Testing Paper   Resources: Assigned readings, ERRs, the Internet, and other sources Select a research issue, problem, or opportunity in the field of psychology. Obtain instructor approval for your research issue, problem, or opportunity before completing your Hypothesis Testing Paper.

PSY 315 Week 4 Practice Problem Worksheet (Version 7) 1. Two boats, the Prada (Italy) and the Oracle (USA), are competing for a spot in the upcoming America’s Cup race. They race over a part of the course several times. The sample times in minutes for the Prada were as follows: 12.9, 12.5, 11.0, 13.3, 11.2, 11.4, 11.6, 12.3, 14.2, and 11.3. The sample times in minutes for the Oracle were as follows: 14.1, 14.1, 14.2, 17.4, 15.8, 16.7, 16.1, 13.3, 13.4, 13.6, 10.8, and 19.0. For data

PSY 315 Week 4 Practice Problems Worksheet Chapter 7   The table below shows ratings of various aspects of work and home life of 100 middle-class men in India who were fathers. Pick three rows of interest to you and explain the results to someone who is familiar with the mean, variance, and Z scores, but knows nothing else about statistics

PSY 315 Week 5 Discussion Question 1 What is a correlation? What are the different types of correlation research? Why is it important to determine correlation? How is the strength of a correlation determined?

PSY 315 Week 5 Discussion Question 2 If anxiety and depression are correlated, what three possible directions of causality might explain this correlation?

PSY 315 Week 5 Individual Assignment Hypothesis Testing Paper Resource: Instructor approved research issue, problem, or opportunity in the field of psychology Prepare a 1,400- to 1,750-word paper in which you formulate a hypothesis based on your selected research issue, problem, or opportunity. Address the following: Describe your selected research issue, problem, or opportunity. Formulate a hypothesis statement concerning

PSY 315 Week 5 Inferential Research and Statistics Project Part 3 Presentation Create a 12- to 15-slide presentation using the information you gathered and submitted in Weeks 3 & 4. Include the following: • Describe the problem, and provide some brief background about the situation. • Explain the research hypothesis. • Describe your sample and your sampling method. • Explain the four steps of the research process you followed, and define the critical value and the test statistic your analysis provided. • Provide the main finding of the study. What did you prove or fail to prove? • Provide recommendations based on your findings. Format any citations in your presentation according to APA guidelines.

PSY 315 Week 5 Practice Problem Worksheet (Version 7) Provide a response to the following questions. Note: Each team member should compute the following questions and submit them to the Learning Team forum. The team should then discuss each team member’s answers to ascertain the correct answer for each question. Once your team has answered all the questions, submit a finalized team worksheet. Your research team has been tasked with finding the correlation of the following scenario: Four research

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