Chrome File Edit View History Bookmarks Profiles Tab Window Help $ 3% Thu 8:46 PM Andrea Talan Q ... D21 Homepage - Felician Uni x D2L Midterm Examination - 22 X 5 Midterm Examination_No X E Untitled document - Goo X Course Hero x G pemdas - Google Search X + C @ File | /Users/andrea/Downloads/Midterm%20Examination_No%20Answers.pdf Update : E Midterm Examination_No Answers.pdf 3 / 5 100% 11. A group of 10 students participated in a study of nutritional awareness. What is the sample variance of their scores? 20, 19, 22, 20, 15, 18, 15, 21, 19, 20 a. 2.21 C. 4.89 b. 2.33 d. 5.43 12. A group of 10 students participated in a study of nutritional awareness. What is the sample standard deviation of their scores? Their scores follow: 20, 19, 22, 20, 15, 18, 15, 21, 19, 20 a. 2.21 C. 4.89 b. 2.33 d. 5.43 13. Alicia scored a 70 on her psychology quiz, but the class as a whole averaged a 40. If the standard deviation was 10, what was Alicia's z- score? a. 0.3 b + 3 d. +0.3 14. The sample mean for a recent introductory psychology test was 78, and the sample variance was 9. If a student's z-score = -2.0, what was this student's raw test score? a. 84 C. 72 b. 60 d. 96 15. If your sense of direction, relative to a sample of college students, gave you a z-score of +1.5, what is your percentile? a. 6th C. 43rd b. 7th d. 93rd 16. The sample mean for a recent introductory psychology test was 78 and the sample variance was 9. Approximately what proportion of the scores was above 81? a. 0.50 C. 0.16 b. 0.68 d. 0.34 17. Calculate the appropriate correlation coefficient for the following data. Participant Reading Speed Number of Books Test Score Read (X) (Y) 9 16 AWN 24 12 TCD Final.MOV Midterm Examina....pdf stats final.mov Canceled 303 8.pdf 8 311.pdf Show All XChrome File Edit View History Bookmarks Profiles Tab Window Help $ 3% Thu 8:47 PM Andrea Talan Q ... D21 Homepage - Felician Uni x D2L Midterm Examination - 22 X 5 Midterm Examination_No X E Untitled document - Goo X Course Hero x G pemdas - Google Search X + C @ File | /Users/andrea/Downloads/Midterm%20Examination_No%20Answers.pdf Update : E Midterm Examination_No Answers.pdf 4 / 5 100% + 17. Calculate the appropriate correlation coefficient for the following data. Participant Reading Speed Number of Books Test Score Read (X) Y 9 6 16 AWNI 24 10 12 RUTHERFORD CAMPUS | One Felician Way | Rutherford, NJ 07070 LODI CAMPUS | 262 South Main Street | Lodi, NJ 07644 Felician University is Sponsored by the Felician Sisters Felician UNIVER * FELICIA UNIVERSITY 1942 4 A115820 THE FRANCISCAN UNIVERSITY OF NEW JERSEY NEW JERSEY 1942 aur CO N 18 a. 0.07 C. +0.49 b. +0.95 d. +0.23 TCD Final.MOV Midterm Examina....pdf stats final.mov 303 8.pdf 8 311.pdf Show All Canceled X