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8.24 The file MobileCommerce contains mobile commerce penetration values (the percentage of the country population that bough
Source: Data extracted from bit.ly/2jXe3F. a. Construct a 95% confidence interval estimate for the population mean mobile com
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mean = 23+27 ----+33 +28 W- 53 28 831 29.6786 29.6786 28 - from the data (x) = 831 = 29.68 - 1 Sample Standard devrailion (sj

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