Unformatted text preview: • Population Distribution Sampling Distribution o Which has a bigger variance? Averages are less variable than the actual population Sampling distribution has more values clumped around mean o Chance sampling error caused Xbar = 2? Possible but not likely Statistically not plausible, only 0.8% chance Explanations • Nonsampling errors (Biased) • Population parameters not what town claimed (Town Lying) Sampling Distribution of Median • 3 possible medians • Find probability using multiplication rule encased in the addition rule (refer to Slide 8) • Based on the comparison of the two sample statistic the E{Median} is more subject to sampling error due to greater variation...
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 Fall '11
 tanaka
 Economics, 0.8%, Population Distribution Sampling

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