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7. The following is a frequency distribution of the number of times of some households in Stat City ate out during a given year. Class 1 2 3 4 5 Number of times Number of households 1 to 20 21 to 40 41 to 60 61 to 80 81 to 100 6 12 14 13 5 a. What is the class width of this frequency distribution? b. What is the upper class limit of the second class? c. What is the relative frequency of the second class? d. What is the cumulative relative frequency of the 3rd (third) class? e. How many households are in the study?

7. The following is a frequency distribution of the number of times of some households in Stat City ate out during a given year. Class 1 2 3 4 5 Number of times Number of households 1 to 20 21 to 40 41 to 60 61 to 80 81 to 100 6 12 14 13 5 a. What is the class width of this frequency distribution? b. What is the upper class limit of the second class? c. What is the relative frequency of the second class? d. What is the cumulative relative frequency of the 3rd (third) class? e. How many households are in the study?

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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7. The following is a frequency distribution of the number of times of some households in Stat City ate out during a given year. Class 1 2 3 4 5 Number of times Number of households 1 to 20 21 to 40 41 to 60 61 to 80 81 to 100 6 12 14 13 5 a. What is the class width of this frequency distribution? b. What is the upper class limit of the second class? c. What is the relative frequency of the second class? d. What is the cumulative relative frequency of the 3rd (third) class? e. How many households are in the study?
Transcribed Image Text:7. The following is a frequency distribution of the number of times of some households in Stat City ate out during a given year. Class 1 2 3 4 5 Number of times Number of households 1 to 20 21 to 40 41 to 60 61 to 80 81 to 100 6 12 14 13 5 a. What is the class width of this frequency distribution? b. What is the upper class limit of the second class? c. What is the relative frequency of the second class? d. What is the cumulative relative frequency of the 3rd (third) class? e. How many households are in the study?
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