math please help me
Select a variable (mean, proportion, variance or standard deviation) of interest to you and collect data consisting of at least 30 values.
Define the variable.
Define the population.
Describe how the sample was selected.
Use Microsoft Excel (and MegaStat if at all possible) to determine the confidence interval
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ibrahim

Only you can define the variable you want to measure. We do not know your interests.
posted by PsyDAG
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