Statistics
Collection, representation and central tendency of statistical data.
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Take a full mock →Q1 · Statistics · EASY
The marks obtained by 5 students are 20, 25, 30, 35, and 40. What is the mean of their marks?
Q2 · Statistics · MEDIUM
The median of the data set 12, 18, 20, 24, 30 is:
Q3 · Statistics · HARD
The mode of the data set 5, 7, 9, 7, 11, 13, 7, 15 is:
Q4 · Statistics · MEDIUM
The mean of 5 numbers is 18. If one number 26 is removed, what is the new mean?