What conclusion would you make if the number of bacterial...

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Key Concepts

Experimental Controls

An experimental control is a standard or baseline condition against which experimental outcomes are measured. It allows scientists to isolate the effect of the treatment by ensuring that any changes in the experimental group can be attributed solely to the variable being tested, rather than to external factors.

Treatment Effect Analysis

Treatment effect analysis involves comparing the outcomes of treated subjects with those of the control group to determine whether the treatment has a significant impact. If the results are equivalent, it suggests that the treatment did not produce an observable effect, implying its ineffectiveness under the conditions tested.

Null Hypothesis

The null hypothesis is the default position in experiments that assumes there is no effect or difference between the treated and control groups. Observing similar outcomes in both groups supports the null hypothesis, indicating that the treatment may not have altered the process being studied.

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