PSY 520 Graduate Statistics (PSY 520)

PSY 520 Topic 7 DQ 2

PSY 520 Topic 7 Review Questions

Topic 8 DQ 2 Graduate Statistics

PSY 520 Topic 8 Research Question Plan- Made a 100

PSY 520 - Topic 1- 8 DQ-1&2/PSY 520 - Topic 1- 8 DQ-1&2. Topic 1 DQ 1 Review the levels of measurement terms in the Statistics Visual Learner media piece. Compare and contrast Stevens's four scales of measurement, and explain when each type of scale should be used. The four levels of measurement that were first proposed by S. S. Stevens are nominal, ordinal, interval and ratio types of data. Nominal scales, which are also referred to as classificatory scales, use numbers, labels, o...

CONTAINS PSY520_Topic 6 Exercises(QUESTIONS AND ANSWERS)

PSY-520 Topic 2 Exercises – Chapters 5 & 8. SOLUTIONS SHOWN STEP BY STEP

Chapter 1 1.8 Indicate whether each of the following studies is an experiment or an observational study. If it is an experiment, identify the independent variable and note any possible confounding variables.

PSY 520 Topic 7 Exercises 19.9: A) Using the .01 level of significance, test the null hypothesis that in the underlying population, crimes are equally likely to be committed on any day of the week. B) Specify the approximate p -value for this test result. C) How might this result be reported in the literature? 19.10: While playing a coin-tossing game in which you are to guess whether heads or tails will appear, you observe 30 heads in a string of 50coin tosses. A) Test the null hypothesis ...