Quantitative Research

Front

A scientist is investigating if the type of fertilizer used affects the number of tomatoes produced by a plant. She applies different fertilizers (organic, chemical, none) to three groups of identical tomato plants and counts the tomatoes harvested from each plant.

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IV

Front

The scientist applies different fertilizers (organic, chemical, none) to three groups of identical tomato plants and counts the tomatoes harvested from each plant.

Back

DV

Front

A psychologist has participants sleep for 4, 7, or 9 hours and then measures how quickly they respond to a visual stimulus.

Back

DV

Front

Does the amount of sleep a person gets influence their reaction time?

Back

IV

Front

A marketing firm is testing whether the color scheme of a website impacts how long visitors stay on the page.

Back

IV

Front

A marketing firm created three versions of a website with different color schemes (blue, green, red) and track the average time spent by users on each version.

Back

DV

Front

A farmer plays classical music in one barn and no music in another, both housing identical cows, and measures the daily milk yield from each barn.

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DV

Front

A farmer is trying to determine if playing classical music near his dairy cows increases milk production.

Back

IV

Front

A chemistry student is studying if the temperature of water affects how quickly sugar dissolves.

Back

IV

Front

A chemistry student puts the same amount of sugar into water samples at 10°C, 30°C, and 50°C, and records the time it takes for the sugar to fully dissolve in each.

Back

DV