WE WRITE CUSTOM ACADEMIC PAPERS

100% Original, Plagiarism Free, Tailored to your instructions

Order Now!

GCU PSY520 week 6 Topic 6 Exercises

Complete the following exercises located at the end of each chapter and put them into a Word document to be submitted as directed by the instructor.Show all relevant work; use the equation editor in Microsoft Word when necessary.Chapter 16, numbers 16.9, 16.10, 16.12 and 16.14Chapter 17, numbers 17.6, 17.7, and 17.8Chapter 18, numbers 18.8, 18.11, and 18.12Complete the following exercises located at the end of each chapter and put them into a word document.Show all revelant work; use the equation editor in Microsoft word when necessaryREVIEW QUESTIONS 379(16.9) Given the aggression scores below for Outcome A of the sleep deprivationexperiment, verify that, as suggested earlier, these mean differencesshouldn’t be taken seriously by testing the null hypothesis at the .05 levelof significance. Use the computation formulas for the various sums ofsquares and summarize results with an ANOVA table.HOURS OF SLEEP DEPRIVATIONZERO TWENTY-FOUR FORTY-EIGHT3 4 25 8 47 6 6Group mean: 5 6 4 Grand mean = 5(*16.10) Another psychologist conducts a sleep deprivation experiment. For reasonsbeyond his control, unequal numbers of subjects occupy the differentgroups. (Therefore, when calculating in SS between and SS within, youmust adjust the denominator term, n, to reflect the unequal numbers ofsubjects in the group totals.)(a) Summarize the results with an ANOVA table. You need not do a step-bystephypothesis test procedure.?T 2nHOURS OF SLEEP DEPRIVATIONZERO TWENTY-FOUR FORTY-EIGHT1 4 73 7 126 5 102 91(b) If appropriate, estimate the effect size with h2.(c) If appropriate, use Tukey’s HSD test (with –n 5 4 for the sample size, n)t–o identify pairs of means that contribute to the significant F, given that X0 5 2.60, –X24 5 5.33, and –X48 5 9.50.(d) If appropriate, estimate effect sizes with Cohen’s d.(e) Indicate how all of the above results would be reported in the literature, givensample standard deviations of s 0 5 2.07, s 24 5 1.53, and s 48 5 2.08.Answers on page 523 .(*16.12) For some experiment, imagine four possible outcomes, as described inthe following ANOVA table.REVIEW QUESTIONS 381(a) How many groups are in Outcome D?(b) Assuming groups of equal size, what’s the size of each group in OutcomeC?(c) Which outcome(s) would cause the null hypothesis to be rejected at the.05 level of significance?(d) Which outcome provides the least information about a possible treatmenteffect?(e) Which outcome would be the least likely to stimulate additional research?(f) Specify the approximate p -values for each of these outcomes.Answers on page 524.(16.14) The F test describes the ratio of two sources of variability: that for subjectstreated differently and that for subjects treated similarly. Is there any sensein which the t test for two independent groups can be viewed likewise?Ans: 16.10ANSWERS TO SELECTED QUESTIONS 52316.10 (a)SOURCE SS df MS FBetween 106.05 2 53.03 13.70*Within 34.87 9 3.87Total 140.92 11* Significant at the .05 level.ANSWERS TO SELECTED QUESTIONS 523(b) ?2 106 05140 92= . = 75.. , a large effect, according to the guidelines.(c) HSD(k 5 3, dfwithin 5 9) 5 (3.95) 3 874. 5 (3.95)(0.98) 5 3.87ALL POSSIBLE ABSOLUTE DIFFERENCESBETWEEN PAIRS OF MEANS–X0 5 2.60–X24 5 5.33–X48 5 9.50X–0 5 2.60 — 2.73 6.90*–X24 5 5.33 — 4.17*–X48 5 9.50 —* Significant at the .05 level.(d) d(–X48,–X0) 5 6 903 87..5 3.50d(–X48,–X24) 5 4 173 87..5 2.12(e) Aggression scores for subjects deprived of sleep for 0 hours (–X 5 2.60, s 52.07) for 24 hours (–X 5 5.33, s 5 1.53), and for 48 hours (–X 5 9.50, s 5 2.08)differ significantly [ F (2,9) 5 13.70, MSE 5 3.87, p , .05, ? 2 5 .75]. Accordingto Tukey’s HSD test, the mean differences between the 24- and 48-hour groups(4.17) and between the 0- and 48-hour groups (6.90) are significant ( HSD 53.87, p , .05, d 5 2.12, 3.50).(b) Students who attend either two or three workshop sessions initiate, on average,more eye contacts than those who attend zero sessions. Furthermore, thosewho attend three sessions initiate, on average, more eye contacts than those whoattend one session. All three significant differences had large effect sizes, with dvalues ranging from 1.55 to 2.69.16.8 (a) ?2 54 0076 00= . = 71..(b) MSerror = 3.67 = 1.915 (which also is listed as the pooled standarddeviation).(c) Only the limits for CI between 0 and 48 hours have the same signs (both negative)in agreement with the one significant difference between 0 and 48 hoursdescribed in Table 16.8.16.10 (a)SOURCE SS df MS FBetween 106.05 2 53.03 13.70*Within 34.87 9 3.87Total 140.92 11* Significant at the .05 level.Copyright © 2015 John Wiley & Sons, Inc.524 ANSWERS TO SELECTED QUESTIONS16.12 (a) 4(b) 21(c) A and B(d) D. Because of the small number of subjects, only a larger treatment effect wouldhave been detected.(e) C. Because of the relatively large number of subjects, even a fairly small treatmenteffect would have been detected.(f) For A, p , .05 For C, p . .05For B, p , .01 For D, p . .05If you need to look at the book and the answers let me know.

Our Service Charter

  1. Excellent Quality / 100% Plagiarism-Free

    We employ a number of measures to ensure top quality essays. The papers go through a system of quality control prior to delivery. We run plagiarism checks on each paper to ensure that they will be 100% plagiarism-free. So, only clean copies hit customers’ emails. We also never resell the papers completed by our writers. So, once it is checked using a plagiarism checker, the paper will be unique. Speaking of the academic writing standards, we will stick to the assignment brief given by the customer and assign the perfect writer. By saying “the perfect writer” we mean the one having an academic degree in the customer’s study field and positive feedback from other customers.
  2. Free Revisions

    We keep the quality bar of all papers high. But in case you need some extra brilliance to the paper, here’s what to do. First of all, you can choose a top writer. It means that we will assign an expert with a degree in your subject. And secondly, you can rely on our editing services. Our editors will revise your papers, checking whether or not they comply with high standards of academic writing. In addition, editing entails adjusting content if it’s off the topic, adding more sources, refining the language style, and making sure the referencing style is followed.
  3. Confidentiality / 100% No Disclosure

    We make sure that clients’ personal data remains confidential and is not exploited for any purposes beyond those related to our services. We only ask you to provide us with the information that is required to produce the paper according to your writing needs. Please note that the payment info is protected as well. Feel free to refer to the support team for more information about our payment methods. The fact that you used our service is kept secret due to the advanced security standards. So, you can be sure that no one will find out that you got a paper from our writing service.
  4. Money Back Guarantee

    If the writer doesn’t address all the questions on your assignment brief or the delivered paper appears to be off the topic, you can ask for a refund. Or, if it is applicable, you can opt in for free revision within 14-30 days, depending on your paper’s length. The revision or refund request should be sent within 14 days after delivery. The customer gets 100% money-back in case they haven't downloaded the paper. All approved refunds will be returned to the customer’s credit card or Bonus Balance in a form of store credit. Take a note that we will send an extra compensation if the customers goes with a store credit.
  5. 24/7 Customer Support

    We have a support team working 24/7 ready to give your issue concerning the order their immediate attention. If you have any questions about the ordering process, communication with the writer, payment options, feel free to join live chat. Be sure to get a fast response. They can also give you the exact price quote, taking into account the timing, desired academic level of the paper, and the number of pages.

Excellent Quality
Zero Plagiarism
Expert Writers

Instant Quote

Instant Quote
Subject:
Type:
Pages/Words:
Single spaced
approx 275 words per page
Urgency (Less urgent, less costly):
Level:
Currency:
Total Cost: NaN

Get 10% Off on your 1st order!