Question: Data set: 21, 35, 94, 49, 22, 40, 75, 28, 94, 80 1) Calculate the sample standard deviation of the data set, again showing all

Data set: 21, 35, 94, 49, 22, 40, 75, 28, 94, 80

1) Calculate the sample standard deviation of the data set, again showing all your work in a step-by-step fashion. Do not use technology.

2)Using the data from question one again, create a grouped frequency distribution with an appropriate number of classes and then calculate the mean of the grouped frequency distribution. Show your work.

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