Which characteristic should a good scientific question have? It should lead to a hypothesis that is testable.
It should have an answer that is already known.
It should not be answerable just through investigation.
It should include many variables about a wide range of topics.

The difference between the observed value and the mean of the set of values is a

Mr. chiu made a dot plot after asking his students a question. based on the dot plot, which statements are correct? check all that apply. eleven students answered mr. chiu's question. twelve students answered mr. chiu's question. three people studied for two hours. three people studied for three hours. everyone who responded studied for at least one hour. four people studied for four or more hours

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