Psy 520 topic 2 exercise - Study guides, Class notes & Summaries
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Grand Canyon University:PSY 520 Topic 1 Exercise 1, Chapter 1 to 4;Verified Answers(Graded A)-Latest 2022/2023
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PSY 520 Topic 1 Exercise Chapter One 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. Chapter Two 2.14 (a) Construct a frequency distribution for the number of difference residences occupied by graduating seniors during their college career, namely 1, 4, 2, 3, 3, 1, 6, 7, 4, 3, 3, 9, 2, 4, 2, 2, 3, 2, 3, 4, 4, 2, 3, 3, 5 (b) What i...
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PSY 520 Topic 2 Exercises
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PSY 520 Topic 2 Exercises Chapter 5 5.11 Scores on the Wechsler Adult Intelligence Scale (WAIS) approximate a normal curve with a mean of 100 and a standard deviation on 15. What proportion of the IQ scores are a. above Kristen’s 125? z= 125-100/15= 1.67 using the z table on page 536 = 0.0475 b. below 82? z=82-100/15 = -1.2 C’=0.1151 c. Within 9 points of the mean? 100 +9=109 109-100/15=0.6 100-9=91 91-100/15=-0.6 B+B’ .2257+.2257 =0.4514 d. More than 40 point...
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PSY 520 Topic 2 Exercises/GCU PSY 520
- Exam (elaborations) • 11 pages • 2021
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Chapter 5 5.11 Scores on the Wechsler Adult Intelligence Scale (WAIS) approximate a normal curve with a mean of 100 and a standard deviation on 15. What proportion of the IQ scores are a. above Kristen’s 125? z= 125-100/15= 1.67 using the z table on page 536 = 0.0475 b. below 82? z=82-100/15 = -1.2 C’=0.1151 c. Within 9 points of the mean? 100 +9=109 109-100/15=0.6 100-9=91 91-100/15=-0.6 B+B’ .2257+.2257 =0.4514 d. More than 40 points from the mean? 100+40=140...
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Grand Canyon University:PSY 520 Topic 2 Exercise,Chapter 5 and 8;Verified Answers(Graded A)
- Exam (elaborations) • 6 pages • 2021
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Grand Canyon University:PSY 520 Topic 2 Exercise,Chapter 5 and 8;Verified Answers(Graded A)
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Grand Canyon University:PSY 520 Topic 2 Exercise,Chapter 5 and 8;Verified Answers(Graded A)
- Exam (elaborations) • 6 pages • 2021
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Grand Canyon University:PSY 520 Topic 2 Exercise,Chapter 5 and 8;Verified Answers(Graded A)
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Grand Canyon University:PSY 520 Topic 3 Exercise Chapter 7 and 8 COMPLETE SOLUTION;Graded A
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PSY 520 Topic 3 Exercise Chapter 7 and 8 6.7 (a) Estimate whether the following pairs of scores for X and Y reflect a positive relationship, a negative relationship, or no relationship. Hint: Note any tendency for pairs of X and Y scores to occupy similar or dissimilar relative locations. (b) Construct a scatterplot for X and Y . Verify that the scatterplot does not describe a pronounced curvilinear trend. (c) Calculate r using the computation formula (6.1). 6.10 On the basis of an extensi...
