Find out the effect of a drug on reaction time

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1. An investigator wondered whether a person's education is related to his or her satisfaction in life. Both of these variables can be measured using a quantitative scale.

2. To find out the effect of a drug on reaction time, an investigator administered 0, 25, 50, or 75 milligrams to four groups of volunteer rats. The quickness of their response to a tipping platform was measured in seconds.

Reference no: EM131396375

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