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Questions › CUET-PG › CUET-PG 2019 › Q81
4 marks, −1Statistics › Descriptive statistics and dispersion › The arithmetic mean and its propertiesModerateabout 1 min

CUET-PG 2019 Question 81: Descriptive statistics and dispersion

The mean of 11 numbers is 7. One of the numbers, 13, is deleted. What is the mean of the remaining 10 numbers?

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Answer and worked solution

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Descriptive statistics and dispersion has come up 117 times in 6 exams since 2004.

What this question tests

This question is on The arithmetic mean and its properties, part of Descriptive statistics and dispersion in Statistics.

Computing the mean from raw and grouped data, and what changes when data are shifted, scaled or corrected.

TestStop has 12 past-paper questions on this subtopic; the nearest in year are below.

  • IIT JAM 2021 · Q3Let {x₁, x₂, ⋯, xₙ} be a sample with mean x̄, and let k be a real number other than x̄. Define S₁ = Σᵢ₌₁ⁿ…
Take this paper as a timed mockMore on The arithmetic mean and its properties

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Question from the CUET-PG 2019 paper. Solutions are TestStop's own. Not affiliated with or endorsed by any examination authority.