# 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

- standard root
- standard deviation
- standard variance
- sample variance

B

MCQ: Population variance is also called

- sigma squared
- negative sigma
- square root
- 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

- 5
- 20
- 4
- 15

A

MCQ: Letter used to denote variance of population is

- 2σ²
- 2Σxy
- 2Σ²
- σ²

D

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

- total sum of squares
- total differences of squares
- multiplier of deviation
- divisor of mean deviation

A