RES 342 9.54 - H1: > 10 Hypothesiz 10 Sample Av...

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should be sent by 2-day mail instead. Exceptions are allowed, but they want the average to be 10 or below. The firm examined 35 randomly chosen fax transmissions during the next year, yielding a sample mean of 14.44 with a standard deviation of 4.45 pages. (a) At the .01 level of significance, is the true mean greater than 10? (b) Use Excel to find the right-tail p-value. H0: μ ≤ 10
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Unformatted text preview: H1: > 10 Hypothesiz 10 Sample Av 14.44 Sample Siz 35 Sample Va 19.803 Test Statist 5.903 p-value 0.000001 0.010 -level critic 2.441 (a) Yes, at the .01 level of significance, the true mean is greater than 10 9.54 Faced with rising fax costs, a firm issued a guideline that transmissions of 10 pages or more (b) The right tail p-value is approximately 10-6...
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