Which of the Following Is an Example of an Independent

question 5

Multiple Choice

Which of the following is an example of an independent sample?

• A) The average number of energy drinks consumed per day by a group of male students is compared to the average number of energy drinks consumed per day by the general population.
• B) Male students are compared to female students on the average number of hours they study each weekday.
• C) The average amount spent on fashion magazines per month by a group of teenagers is compared to the average amount spent on sports magazines per month by the same group of teenagers.
• D) The average amount spent on purchasing cosmetics by women in their early 30s to the average amount they spend on purchasing fashion accessories.
• E) The time spent by a group of female students in the library is compared to the time spent by them in the cafeteria.

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Definitions:

Osmosis

The movement of water molecules through a semipermeable membrane from a region of lower solute concentration to a region of higher solute concentration to equalize the concentrations on both sides of the membrane.

Active Transport

Transport of molecules across the membrane of a cell from areas where they are less concentrated to areas where they are more concentrated, which demands energy.

ATP

Adenosine triphosphate, a molecule that stores and transfers energy within cells, facilitating various biochemical processes.

Concentration Gradient

A difference in the concentration of a substance across a distance, which drives the passive movement of particles from an area of high to low concentration.