Adaptive Practice
Statistics
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Question 1 of 6
⏱ 0:30
Easy
The mean of first 5 natural numbers is:
Easy
Mode is:
Easy
The median of 3, 7, 1, 9, 5 is:
Medium
For grouped data, mean can be found by:
Easy
Class mark of interval 10-20 is:
Medium
For a frequency distribution, Σfi = 50 and Σfixi = 750. The mean is: