A study is being done on a group of people to
decide the harm of fast food to the body. The
...
Mathematics, 20.01.2022 22:50 sindy35111
A study is being done on a group of people to
decide the harm of fast food to the body. The
patients have their own choice on whether or
not they choose to eat the food and the doctors
just observe the results. What type of sample or
survey is this?
A. observational study
B. self-selected
C. controlled experiment
Answers: 3
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Abakery recorded the number of muffins and bagels it sold for a seven day period. for the data presented, what does the value of 51 summarize? a) mean of bagels b) mean of muffins c) range of bagels d) range of muffins sample # 1 2 3 4 5 6 7 muffins 61 20 32 58 62 61 56 bagels 34 45 43 42 46 72 75
Answers: 2
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