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This data is from a sample. Calculate the mean, standard deviation, and variance. X 46.6 42.5 30.5 37.8 41.6 20.1 22.4 Please show the following

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This data is from a sample. Calculate the mean, standard deviation, and variance. X 46.6 42.5 30.5 37.8 41.6 20.1 22.4 Please show the following answers to 2 decimal places. Sample Mean = Sample Standard Deviation = Sample Variance = Ooops . now you discover that the data was actually from a population! So now you must give the population standard deviation. Population Standard Deviation =

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