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27 March, 15:20

Jenny want to determine if a new brand name wahing detergent is better than her old detergent. she washes ten dirty t-shirts with her new washing detergent and ten dirty t-shirts with the old detergent. identify the dependant and independent variables for this experiment

hint:consider what the treatment is in the experiment

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  1. 27 March, 15:59
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    The independent variable is the change of the washing detergent and the dependent could be the amount she used? I'm not sure

    so check it or something ...
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