Variance in Statistics MCQs Quiz Online PDF Download

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MCQs on Variance in StatisticsQuiz PDF Download

MCQ: If positive square root is taken of population variance then calculated measure is transformed into

  1. standard root
  2. standard deviation
  3. standard variance
  4. sample variance

B

MCQ: Population variance is also called

  1. sigma squared
  2. negative sigma
  3. square root
  4. cubic root

A

MCQ: Number of emergency cases in hospital for five days are as 12, 15, 18, 16, 14 then variance of sample is

  1. 5
  2. 20
  3. 4
  4. 15

A

MCQ: Letter used to denote variance of population is

  1. 2σ²
  2. 2Σxy
  3. 2Σ²
  4. σ²

D

MCQ: In formula of sample variance Σ(x-x‾)² is called

  1. total sum of squares
  2. total differences of squares
  3. multiplier of deviation
  4. divisor of mean deviation

A