Statistics
Statistics is a Aptitude concept from the MPSC syllabus, tested in 2 past MPSC questions (2022). Below are those real questions with their correct answers and explanations, plus the concepts worth being comfortable with first.
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What you need to know first
Basic StatisticsData Sorting
Real questions that test this
खालील संख्यांच्या मद्यांक 'X' आहे असे मानू 13, 8, 15, 14, 17, 9, 14, 16, 13, 17, 14, 15, 16, 15, 14. जर 8 ऐवजीी 18 ही संख्या घेतली, तर येणारा मद्यांक 'Y' येतो. तर 'X' आणि 'Y' यांची बेरीज किती ?
1)30
2)27
3)28
4)29✓ Correct
First, find the median 'X' of the given 15 numbers by arranging them in ascending order. Then, replace 8 with 18, find the new median 'Y', and sum X and Y.