Question: A sample of ecstasy is analyzed using ten replicate measures and the following data was obtained for the percent by mass of cocaine: 37.555%, 37.560%,

A sample of ecstasy is analyzed using ten replicate measures and the following data was obtained for the percent by mass of cocaine: 37.555%, 37.560%, 37.562%, 37.561%, 37.562%, 37.559%, 37.560%, 37.562%, 37.560%, 37.562%, 37.561%. Given that s=0.002, Ztable (or G)= 2.228 and Qtable=0.444, is the first data point an outlier?

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