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in a random sample of 7 cell phones the mean full retail price was $506.80 and the standard deviation was $182.00. Further, researchers suggests that

in a random sample of 7 cell phones the mean full retail price was $506.80 and the standard deviation was $182.00. Further, researchers suggests that the population mean is $ 427.23. Does the t value for the original sample fall between -t.95 and t .95 assume the population of full retail prices for cell phones

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