A Friend of Yours Assigned a Code of 1 to "Male

question 4

Multiple Choice

A friend of yours assigned a code of 1 to "male" and a code of 2 to "female" on the variable gender. Your friend asked the computer to compute the average score on gender. The computer printout contained the following information: mean = 1.38, standard deviation = .432, median = 1.4, and mode = 1.0.  What is your friend's problem with the computer information?

• A) asking for measures of central tendency on continuous variables
• B) asking for measures of central tendency and dispersion on nominal variables
• C) asking for the mode and the standard deviation in the same report
• D) asking for measures of dispersion on continuous variables

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Definitions:

Internal Reflection

A phenomenon where light wave strikes a medium boundary and is completely reflected back into the medium.

Photosensitive Cells

Cells that are sensitive to light, playing a key role in vision by converting light into signals that can be processed by the brain.

Retina

The light-sensitive layer of tissue at the back of the inner eye that converts light into neural signals for vision.

Jellylike Material

A substance with a gelatinous texture, often used in various medical and biological contexts to describe the consistency of certain cellular components or materials.