Burglaries For a certain urban area, it was found that in
Chapter 7, Problem 17(choose chapter or problem)
Burglaries For a certain urban area, it was found that in a sample of 4 months, an average of 31 burglaries occurred each month. The standard deviation was 4. Assume the variable is normally distributed. Find the 90% confidence interval of the true mean number of burglaries each month. 26 _ m _ 36
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