The marks scored by 20 students in a test are given below: 54,42,68,56

1.	The marks scored by 20 students in a test are given below: 54,42,68,56,62,71,78,51,72,53,44,58,47,64,41,57,89,53,84,57 Complete the following frequency table: Marks in class intervalsTally marksFrequency (No.of children)40−5050−6060−7070−8080−90 What is the class interval in which the greatest frequency occurs?
Answer» The marks scored by 20 students in a test are given below: 54,42,68,56,62,71,78,51,72,53,44,58,47,64,41,57,89,53,84,57 Complete the following frequency table: $\begin{matrix} Marks in class intervals & Tally marks & Frequency (No.of children) 40 - 50 50 - 60 60 - 70 70 - 80 80 - 90 \end{matrix}$ What is the class interval in which the greatest frequency occurs?

The marks scored by 20 students in a test are given below: 54,42,68,56,62,71,78,51,72,53,44,58,47,64,41,57,89,53,84,57 Complete the following frequency table: Marks in class intervalsTally marksFrequency (No.of children)40−5050−6060−7070−8080−90 What is the class interval in which the greatest frequency occurs?

Answer»

The marks scored by 20 students in a test are given below: 54,42,68,56,62,71,78,51,72,53,44,58,47,64,41,57,89,53,84,57 Complete the following frequency table:

$\begin{matrix} Marks in class intervals & Tally marks & Frequency (No.of children) 40 - 50 50 - 60 60 - 70 70 - 80 80 - 90 \end{matrix}$

What is the class interval in which the greatest frequency occurs?

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