The quantitative data set under consideration has roughly a bell-shaped distribution. Apply the empirical rule to answer the following question. The data set has size 30. Approximately how many observations lie within 2 standard deviations to either side of the mean?

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londonval

27.03.2021

Mathematics

The answer is D because all you have to do is subtract the two numbers in the water tank.

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The quantitative data set under consideration has roughly a​ bell-shaped distribution. Apply the empirical rule to answer the following question. The data set has size 30. Approximately how many observations lie within 2 standard deviations to either side of the​ mean?