AgesNumber of students15-18419-22723-26327-30331-34635-385Based on the frequency distribution

Mendozayasmin662

Mendozayasmin662

Answered question

2022-09-22


 
 

AgesNumber of students
15-184
19-227
23-263
27-303
31-346
35-385

Based on the frequency distribution above, find the relative frequency for the class with lower class limit 31. Give your answer as a percent, rounded to one decimal place.
 

Answer & Explanation

madeleinejames20

madeleinejames20

Skilled2023-05-25Added 165 answers

To find the relative frequency for the class with a lower class limit of 31, we need to calculate the relative frequency of that class.
The relative frequency is calculated by dividing the frequency of a particular class by the total number of students and expressing it as a fraction or a decimal. To convert it to a percentage, we multiply the result by 100.
Let's begin by calculating the total number of students:
N=4+7+3+3+6+5=28
Now, we can calculate the relative frequency for the class with a lower class limit of 31:
Relative frequency=Frequency of the classTotal number of students
Relative frequency=628
To express the relative frequency as a percentage, we multiply it by 100:
Relative frequency (in percent)=628×100
Relative frequency (in percent)21.4 %
Therefore, the relative frequency for the class with a lower class limit of 31 is approximately 21.4%.

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