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6. Rochelle got a score of 55 which is equivalent 70th percentile in a mathematics test. Which of the following is NOT true? A. She scored above 70% of her classmates B. Thirty percent of the class got scores of 55 and above. C. If the passing mark is the first quartile, sh passed the test. D. Her score is below 5th decile.

6. Rochelle got a score of 55 which is equivalent 70th percentile in a mathematics test. Which of the following is NOT true? A. She scored above 70% of her classmates B. Thirty percent of the class got scores of 55 and above. C. If the passing mark is the first quartile, sh passed the test. D. Her score is below 5th decile.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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and 19, the median is А. 17 B. 16 С. 15 D. 12 6. Rochelle got a score of 55 which is equivalent to 70th percentile in a mathematics test. WMhich of the following is NOT true? A. She scored above 70% of her classmates. B. Thirty percent of the class got scores of 55 and above. C. If the passing mark is the first quartile, she passed the test. D. Her score is below 5th decile. For items 7- 10, consider the score distribution of 15 students given below: 83, 72, 87, 79, 82, 77, 80, 73, 86, 81, 79, 82, 79, 74,74 7. What is the median score А. 80 В. 82 С. 73 D. 79 8. The lower quartile is А. 80 В. 82 9. The value of the 2nd decile is А. 74 В. 85 10. The median in the given score distribution of 15 students can also be interpreted as A. Seven students scored higher than 79. B. Seven students scored lower than 79. С. 74 D. 79 С. 72 D. 83 C. Seven students scored lower than 79 and seven students scored higher than 79. D. Fourteen students scored lower than 79.
Transcribed Image Text:and 19, the median is А. 17 B. 16 С. 15 D. 12 6. Rochelle got a score of 55 which is equivalent to 70th percentile in a mathematics test. WMhich of the following is NOT true? A. She scored above 70% of her classmates. B. Thirty percent of the class got scores of 55 and above. C. If the passing mark is the first quartile, she passed the test. D. Her score is below 5th decile. For items 7- 10, consider the score distribution of 15 students given below: 83, 72, 87, 79, 82, 77, 80, 73, 86, 81, 79, 82, 79, 74,74 7. What is the median score А. 80 В. 82 С. 73 D. 79 8. The lower quartile is А. 80 В. 82 9. The value of the 2nd decile is А. 74 В. 85 10. The median in the given score distribution of 15 students can also be interpreted as A. Seven students scored higher than 79. B. Seven students scored lower than 79. С. 74 D. 79 С. 72 D. 83 C. Seven students scored lower than 79 and seven students scored higher than 79. D. Fourteen students scored lower than 79.
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