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Friday, 9 October

JEE Main 2026 · MathsMultiple choiceSingle correctEasyCalculation

JEE Main 5 April 2026, Shift 1, Maths Q8

Question 8 of 75 in this shift, Maths question 8 of 25, Section A.

The mean deviation about the mean for the data
xix_i579101215
fif_i862226
is equal to:

The figure, in words

Frequency table: x_i = 5,7,9,10,12,15 with f_i = 8,6,2,2,2,6
  1. (1)4013\frac{40}{13}
  2. (2)4213\frac{42}{13}
  3. (3)4413\frac{44}{13}Official answer
  4. (4)4613\frac{46}{13}

Official answer

Option 3

NTA final key.

Chapter
Statistics
Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. This question needs a figure we do not reproduce; it is described in words above. Lumi analyses 42 of the 174 JEE Main shifts held from 2017 to 2026.