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A consumer product magazine recently ran a story concerning the increasing prices of digital cameras. The story stated that digital camera prices dipped a couple

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A consumer product magazine recently ran a story concerning the increasing prices of digital cameras. The story stated that digital camera prices dipped a couple of years ago, but now are beginning to increase in price because of added features. According to the story, the average price of all digital cameras a couple of years ago was $215.00. A random sample of cameras was recently taken and entered into a spreadsheet. It was desired to test to determine if that average price of all digital cameras is now more than $215.00. The information was entered into a spreadsheet and the following printout was obtained: One-Sample t-test Null Hypothesis: mu = 215 Alternative Hyp: mu > 215 95% Conf interval Variable Mean SE Lower Upper df p-value Camera Price 245.23 15.620 212.740 277.720 1.94 21 0.0333 Cases included 22 Is a sample size n = 22 large enough to utilize the central limit theorem in this inferential procedure? No, since n

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