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A rumor is spread by word of mouth to a potential audience of 3000 people. After t days, people will have heard the rumor. The graphs are shown below.
-Approximately when will the rumor be spreading at a rate of 200 people per day? Enter just two integers a, b where a< (round to the nearest integers).
Independent Variables
Variables that are manipulated or changed in an experiment to determine their effects on dependent variables.
Dependent Variables
Variables in an experiment that are expected to change in response to manipulations of the independent variable.
Testable Prediction
A statement that anticipates a specific outcome of a study or experiment, based on a hypothesis, which can be empirically verified.
Operational Definition
A statement of the procedures (operations) used to define research variables. For example, human intelligence may be operationally defined as “what an intelligence test measures.”
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