The Following Ages (Rounded to the Nearest Whole Year) of Employees

question 13

Multiple Choice

The following ages (rounded to the nearest whole year) of employees at a large company that were
Grouped into a distribution with class limits:
20 up to 30
30 up to 40
40 up to 50
50 up to 60
60 up to 70
(i. The class limits for the class 50 up to 60 class are 50 and 58.
(ii. The midpoint for the class 40 up to 50 is 45.
(iii) The class interval is 10.

• A) (i), (ii) and (iii) are all correct statements.
• B) (i), (ii) and (iii) are all false statements.
• C) (i) and (ii) are correct statements but not (iii).
• D) (ii) and (iii) are correct statements but not (i).

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Definitions:

Otoliths

Otoliths are small, calcified particles in the inner ear that play a crucial role in sensing gravity and movement, aiding in balance and spatial orientation.

Semicircular Canals

Three fluid-filled tubes in the inner ear that help maintain balance by sensing rotations of the head.

Perilymph

Perilymph is the fluid that fills the space between the membranous labyrinth and the bony labyrinth of the inner ear, playing a key role in hearing and balance.

Cones

Photoreceptor cells in the retina of the eye responsible for color vision and high acuity vision in well-lit conditions.