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Scores of students in a 50- 1. What is the lower class boundary item Math test for the interval 31 – 35? Scores Frequency (f) 2. What is the total frequency of the 11 – 15 1 given data? 16 – 20 - 21 – 25 4 3. What should be the value of less 26 – 30 3 - 31 – 35 7 than cumulative frequency to be used 36 – 40 10 if kth decile falls under class interval 41 – 45 36 – 40? 46 – 50 3

Scores of students in a 50- 1. What is the lower class boundary item Math test for the interval 31 – 35? Scores Frequency (f) 2. What is the total frequency of the 11 – 15 1 given data? 16 – 20 - 21 – 25 4 3. What should be the value of less 26 – 30 3 - 31 – 35 7 than cumulative frequency to be used 36 – 40 10 if kth decile falls under class interval 41 – 45 36 – 40? 46 – 50 3

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 19PFA
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A. Use the frequency distribution below to answer the following questions. 1. What is the lower class boundary Scores of students in a 50- item Math test for the interval 31 – 35? Scores Frequency (f) 2. What is the total frequency of the 11 – 15 1 given data? 16 – 20 21 – 25 4 - 3. What should be the value of less 26 – 30 31 – 35 7 than cumulative frequency to be used 36 – 40 10 if kth decile falls under class interval 41 – 45 9. 36 – 40? 46 – 50 3 4. In what class interval does 3rd quartile belongs? 5. What class interval should be used to get the 55th percentile?
Transcribed Image Text:A. Use the frequency distribution below to answer the following questions. 1. What is the lower class boundary Scores of students in a 50- item Math test for the interval 31 – 35? Scores Frequency (f) 2. What is the total frequency of the 11 – 15 1 given data? 16 – 20 21 – 25 4 - 3. What should be the value of less 26 – 30 31 – 35 7 than cumulative frequency to be used 36 – 40 10 if kth decile falls under class interval 41 – 45 9. 36 – 40? 46 – 50 3 4. In what class interval does 3rd quartile belongs? 5. What class interval should be used to get the 55th percentile?
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