The Sample Size for the J^th Stratum Using Proportional Allocation

question 57

True/False

The sample size for the j^th stratum using proportional allocation is n_j =
× n.

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Definitions:

Photoreceptor Cell

A photoreceptor cell is a type of specialized neuron found in the retina of the eye, responsible for converting light into electrical signals that can be interpreted by the brain as visual images.

Rods

Photoreceptor cells in the retina of the eye, highly sensitive to light, which enable vision in low light conditions.

Malleus

A small bone in the middle ear that transmits sound vibrations from the eardrum to the incus, also known as the "hammer."

Tympanic Membrane

Eardrum; cellular membrane that separates the external from the middle ear; vibrates in response to sound waves.