Emergency Room Arrivals In A Large Hospital Showed The Statistics Below For 2 Months At A 05 Has The Variance Chang 1 (10.9 KiB) Viewed 38 times
Emergency Room Arrivals In A Large Hospital Showed The Statistics Below For 2 Months At A 05 Has The Variance Chang 2 (28.88 KiB) Viewed 38 times
Emergency room arrivals in a large hospital showed the statistics below for 2 months. At a = .05, has the variance changed? Statistic Mean arrivals Standard deviation Days October 177.0323 13.48205 31 November 171.7333 15.4271 30
(b) Specify the decision rule. (Round your answers to 2 decimal places.) Reject the null hypothesis if Fcalc> (c) Calculate the test statistic Fcalc (Round your answer to 2 decimal places.) Fcalc or Fcalc< 0.69
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