Candace is finding the boiling point of water. From her research, she knows the boiling point of pure water is 212°F. When she ran the investigation, she obtained the following results: 210°F, 213°F, 210°F, and 213°F.Which word best describes her results?
Which data set is precise based on a correct value of 42?
Karissa is conducting an experiment on the amount of salt that dissolves in water at different temperatures. She repeats her tests several times using the same procedure.What can Karissa do to further increase confidence in the results of her experiment through repetition?
Marcel conducts an experiment to test which stain remover works best on mustard stains. He wants to make sure that he does not make mistakes and has correct data in his experiment.What should Marcel do to make sure that his data are correct?
Liam and Melinda have completed one trial testing the freezing point of several solutions, but they cannot agree on what to do next in their experiment.What should be the next step in their investigation?
The data from a replicated experiment are very different from the data obtained during the initial experiment. What is one possible reason for the difference in the data?
Lily replicates an experiment that found that the number of calories in a particular food is 50 kcal. She obtained data from five trials: 50 kcal, 72 kcal, 50 kcal, 12 kcal, and 50 kcal.Which best describes her data results?
Which quality should an experiment have to be replicable and valid?
Which part of experimental design is most important to a scientist when replicating an experiment?
How can scientists best confirm and validate the results of an experiment so they can publish their findings?
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