Grade 9 Math MCQ Questions

Grade 9 Math MCQs - Chapter 5

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The Quiz: *3rd quartile is also known as* PDF, "Basic Statistics" App iOS & Android (Free) with upper quartile, lower quartile, median, and geometric mean choices for distance education. Study measures of central tendency quiz questions, download Amazon eBook (Free Sample) for online learning.

**MCQ**: 3rd quartile is also known as

A) lower quartile

B) upper quartile

C) median

D) geometric mean

b

**MCQ**: The monthly income of 5 persons are 3000, 5000, 4000, 2000 and 6000. Their arithmetic mean should be

A) 4000

B) 6000

C) 5000

D) 3500

a

**MCQ**: The positive square root of the mean of the squared deviations of the values from their mean is known as

A) standard deviation

B) median

C) variance

D) harmonic mean

a

**MCQ**: The harmonic mean of 3, 4 and 8 is

A) 3.43

B) 3

C) 4

D) 8

a

**MCQ**: The geometric mean of 2, 4 and 8 is

A) 3

B) 5

C) 2

D) 4

d

Basic Math Problems MCQs

20 Questions

Matrices and Determinants MCQs

48 Questions

Arithmetic and Geometric Sequences MCQs

36 Questions

Factorization MCQs

13 Questions

Congruent Triangles and Geometry MCQs

17 Questions

Real and Complex Numbers MCQs

61 Questions

Business Mathematics MCQs

37 Questions

Algebraic Expressions and Algebraic Formulas MCQs

49 Questions

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