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Information regarding the price of a roll of camera film (35 mm, 24 exposure) for a sample of 12 cities worldwide is shown below. Determine a 95% confidence interval for the population mean.
Price of Film Information
Mean
5.3667
Standard Error
0.7409
Median
4.8700
Standard Deviation
2.5666
Sample Variance
6.5873
Kurtosis
4.0201
Skewness
1.8041
Range
9.4100
Minimum
2.7300
Maximum
12.1400
Sum
64.4000
Count
12.0000
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