Professor Karney administered a psychological test measuring shyness to a large number of undergraduate students. The students also completed a lengthy questionnaire on their social life and activities, including number of friends.
Week 6 Lab Activity – PSYC330OL50… https://blackboard.campbell.edu/webapps/assignment/uploadAssignment?content_id=_2142245_1&course_id=_36869_1&assign_group_id=&mode=view 1/3 PART A: Describing Correlation Coefficients Describe in words the nature of the relationship between each pair of variables as indicated by the value of the correlation coefficient. Be sure to include: a. the direction of the relationship. b. the strength of the relationship. c. a verbal description of the way the variables “go together. 1. r = .96 between craving for pizza and ability to concentrate on studying. 2. r = +.02 between length of marriage and marital satisfaction. 3. r = +.55 between parent and child intelligence test scores. 4. r = .90 between amount of alcohol consumed and performance on a motor coordination task. 5. r = +.75 between amount of money won and the number of hot dogs purchased at race tracks. 6. r = +.67 between scores on a hyperactivity scale and an aggressiveness scale. 7. r = .82 between a job applicant’s age and likelihood of being hired. 8. r = +.06 between the number of yearly predictions by psychics and the number of correct predictions. PART B: Applying Design Concepts Review and respond to each of the following items. Be sure to answer all questions presented in each item. 1. Your dog gets lonely while you are at work and consequently engages in destructive activities such as pulling down curtains or strewing wastebasket contents all over the floor. You decide that playing a radio while you are gone might help. How might you determine whether this “treatment” is effective? 2. Your best friend frequently suffers from severe headaches. You’ve noticed that your friend consumes a great deal of diet cola, and so you consider the hypothesis that the artificial sweetener in
Order a similar paper and get 15% discount on your first order with us
One Freelance Limited: a professional writing service that provides original papers. Our products include academic papers of varying complexity and other personalized services, along with research materials for assistance purposes only. All the materials from our website should be used with proper references.