We would like to compare the mean number of children

| December 5, 2016

Question
1) We would like to compare the mean number of children per household in Country A to the
mean number of children per household in Country B. What procedure would be used to make
such a comparison? How would sample sizes be chosen?
2) A sample of 100 patients uses a new treatment for weight loss. Describe how one would go
about testing the claim that the weight loss treatment is effective.
3) What is the best predicted value for the response variable if there is no evidence of significant
correlation in a sample?

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