Data And Their Representations
NIOS · Class 10 · Maths
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The marks of 10 students are: 45, 67, 89, 45, 78, 56, 45, 90, 67, 78. What is the frequency of the mark 45?
For the class interval 25-35, what is the class mark (mid-value)?
A class has frequency 8 and the total number of observations is 40. What percentage of observations fall in this class?
The range of the data set 12, 18, 25, 30, 45, 50 is:
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