1.3 Homework Answer

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1.3 Homework

 

1.  A wellness instructor wants to determine the effect of fitness class types on body fat composition. She measures the body fat of 100 fitness class participants before randomly assigning the participants to a class of yoga, Zumba, Pilates, or Tae Bo. She measures the body fat of each participant during the last week of classes.

  1. Randomized Experiment
  2. Observational Study

 

2.  A pool store owner wants to determine the effect of algaecide brands on the treatment of pool water with algae. He adds a different brand of algaecide to each of three pools with similar algae levels. He measures the algae level in each pool after treatment.

  1. Randomized Experiment
  2. Observational Study

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1.3 Homework Answer

 

1.  A. Randomized Experiment

This question is taken from Math 138 – Statistics » Fall 2021 » Homeworks