Atelevision advertisement claims that a certain brand of cough drop reduces coughing for 8 hours. describe an investigation that could be used to determine if this claim is valid. in your answer, include at least a description of:
the treatment to be given to the experimental group
the treatment to be given to the control group
the data to be collected
when the data should be collected
one observation that would lead to the conclusion that the claim is valid
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Atelevision advertisement claims that a certain brand of cough drop reduces coughing for 8 hours. de...
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