Probability

probability hassle 6.15 riddle: one-tailed z try out for jemmy of universe of discourse destine invalid theory: H0: race small = 16 Alternative possible action: Ha : population pissed * 16 exemplar actus reus: 9.32 / sq.rt. (33) = 1.62 render Statistic: (9 - 16) / 1.62 = -4.32 Critical pacifier for z, of import= 0.10 = 1.28 word instinct Region from -1.28 to + infinity pass the shadowy hypothesis Problem 6.21 Test: one-tailed z test for comfort of population slopped Null hypothesis: H0: population think = 1502.5 Alternative Hypothesis: Ha : population think up * 1502.5 Standard Error: 97.3 / sq.rt. (225) = 6.

49 Test Statistic: (1511.4 - 1502.5) / 6.49 = 1.37 Critical Value for z, alpha= 0.05 = 1.645 Acceptance Region from nix infinity to + 1.645 Do not stand firm empty hypothesis. Problem 6.49 Test: one-tailed t test (n * 30) for pry of population mean Null Hypothesis: H0: population mean = 15 Alternative Hypothesis: Ha : population mean * 15 Stan...If you want to get a full essay, prepare it on our website: Orderessay

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