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The number of points held by a sample of the NHL s National Hockey League...

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The number of points held by a sample of the NHL s National Hockey League highest scorers for both Eastern Conference and Western Conference is shown below Ho Hi Hz 0 O H H1 H 0 Hoi Hi Hz ng i 0 O H H1 H 0 At a 0 10 can it be concluded that the mean of the Eastern Conference is higher than the mean on the Western Conference based on these data a Which are the null and alternative hypotheses Hoi H1 Hz 0 O H H1 H 0 H 1 Ho H Hz 0 H H H 0 Eastern Conference X b What are the sample means and sample standard deviations Round each to 2 decimal places H 2 83 60 75 58 78 59 70 58 62 61 59 Western Conference 77 59 72 58 37 57 66 55 61 x c What is the test statistic Round to 2 decimal places

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