Use the following information for Questions 21-23. A study compared four different devices used to determine pH level of soil samples. The researchers computed confidence intervals for the mean difference for all six pairs of means u the LSD procedure and also using the Tukey-Kramer procedure, using 95% confidence.

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Q: which of the following sample data: sample size= 100 sample mean= 34oz/hr sample variance= 9oz/…

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Q: Which of the following confidence intervals would have a wider width for the same set of data? A 90%…

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Q: Give the margin of error for the 90% confidence interval for µd = µ1 – H2

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Q: (c) A 99% confidence interval from a sample size of 27 observations. 3.054

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Q: create a 90% confidence interval for the following data:  x = 25 n = 100

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