Given the 250 household electricity expenditures in Exercise 3 65 file
Given the 250 household electricity expenditures in Exercise 3.65 (file XR03065), generate a simple random sample consisting of 30 data values.
In exercise 3.65
According to the Energy Information Administration, the average U.S. household spends $1196 per year for electricity. Assume that this finding could have been based on the electricity expenditures reported by 250 households, with the data in file XR03065.
A computer and statistical software capable of selecting random or systematic samples.
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