Is the following an observational study or an experiment? Take a random sample of people at a fitness center. Ask them if they use resistance bands or not. Compare the average muscle mass for those who do and those who do not use resistance bands. O Observational Study O Experiment

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Q: 10 8 0 5 10 15 25 30 35 20

A: Determine if the process appears to be within statistical control. If not, state the reason why not.

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.