A simple random sample of heights of 6400 Englishmen has a mean of 67.85 inches and SD 2.56 inches, while a simple random sample of heights of 1600 Australians has a mean of 68.55 inches and SD of 2.52 inches. Do the data indicate that Australians are, on the average, taller than Englishmen?

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A: One-way ANOVA results are given.

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Q: Which of the sections had the most variance in the scores?

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Q: Is the Chebyshev's rule used only with populations? Are samples used as well?

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Q: The accounting department analyzes the variance of the weekly unit costs reported by two production…

A: See the handwritten solution

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Q: What is the value of the correlation coefficient r across the entire data set (all 10 students)?

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Q: If a data set has 16 values and a standard deviation 9.4, then the variance is

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