The marks of 6 students are: 12, 15, 17, 20, 22, 25. Find the median.
The marks of 5 students are: 10, 15, 20, 25, 30. Find the arithmetic mean.
Find the mean of first 5 natural numbers.
The ages of 7 students are: 10, 12, 13, 14, 15, 16, 20. Find the median age.
The weights (in kg) of 5 persons are 67, 65, 71, 57, and 45. What is the arithmetic mean of their weights?
The marks of 7 students are 40, 45, 50, 55, 60, 65, 70. What is the median?
For the grouped data below, what is the mean using direct method?
The daily wages of 6 workers are: 120, 150, 160, 180, 200, 250. Find the median.
The marks obtained are: 12, 14, 18, 20, 20, 22, 25. Find the mode.
The frequency distribution is:
Find the mean.
The ages of 9 students are: 8, 10, 12, 12, 13, 14, 14, 15, 16. Find the mode.
The following distribution is given:
Find the median class.
The marks of 8 students are: 5, 7, 8, 10, 12, 12, 15, 18. Find the mean.
In a frequency distribution, the modal class is 20-30 with frequency 10. The preceding class has frequency 7 and succeeding class has frequency 6. Class width = 10. Find the mode.
The following data shows marks of students:
Find the mean marks.