Hw #2 Stats word.docx - Michaela Marotti HW#2 14 a H0 =7 H1...

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Michaela Marotti HW#2 14) a) H 0 - =7 H 1 - <7 (claim) b) P=1.739554e-8 Reject H 0 c) There is evidence to support that the population mean of such ratings is less than 7.00 16) a) H 0 - =5 (claim) H 1 - does not=5 b) P=5.238840e-5 Reject H 0 c) There is evidence to support that these earthquakes are from a population with a mean equal to 5.00 km 18) a) H 0- =48 H1- >48 (claim) b) P=.1567667636 Accept H 0 c) There is not evidence to support that the mean number of words per page is greater than 48 8-4 10) H 0 = σ =14.1 H1= σ < 14.1 (Claim) Test Statistic, ChiSq: 11.3110

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