1.) a. In the table below, what is the first Class Mark? b. Fill in the followin
ID: 3206082 • Letter: 1
Question
1.) a. In the table below, what is the first Class Mark?
b. Fill in the following table. Observations are considered to be whole pounds.
Enter boundaries only separated by a single space. Enter Relative Frequency and Cumulative Relative Frequency as an unsimplified fraction.
Hello, I had these as quiz questions and already got them wrong, but I don't understand how to do them! Please show process as well as solution!
Class Interval Frequency Class Mark 10-22 5 __?__ 23-35 7 _____ 36-48 6 _____ 49-61 9 _____ 62-74 3 _____Explanation / Answer
a) The first table can be answered as
The seconds table is , (we shall enter the data in excel and then do the calculations as shown )
the formulae used are
ign=right>1
The relative frequency is calculated by deviding each class frequency with the sum of the frequency.
And cumulative frequency is calculated by adding each class interval relative frequency with the previous one.
Hope this helps
Class Interval Frequency Class Mark 10-22 5 16 23-35 7 29 It is the middle value of the class interval 36-48 6 42 each interval is of width 12 , so the class middle value is 6 49-61 9 55 62-74 3 68Related Questions
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.