For the 28 lamb birth weights of Example 6.2.2, the mean is 5.1679 kg, the SD is
Question:
(a) Construct a 95% confidence interval for the population mean.
(b) Construct a 99% confidence interval for the population mean.
(c) Interpret the confidence interval you found in part] (a). That is, explain what the numbers in the interval) mean.
(d) Often researchers will summarize their data in reports and articles by writing ± SD (5.17 ± 0.65)1 or ± SE(5.17 ± 0.12). If the researcher of this study is planning to compare the mean birth weight of these Rambouillet lambs to another breed, Booroolas, which style of presentation should she; use?
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a 51679 205201237 491542 or 491 542 kg b 51679 2771...View the full answer
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Related Book For
Statistics For The Life Sciences
ISBN: 9780321989581
5th Edition
Authors: Myra Samuels, Jeffrey Witmer, Andrew Schaffner
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