Res 342 Final Online Answer Key

RES/342--- This produced a 28/30 on the final 1) What argon the critical z- c be fors for a two-tailed assumption evidence if the monumental take purport = 0.01? C. ± 2.58 2) In classical hypothesis campaigning, the test statistic is to the critical esteem what the __________. A. p-value is to important 3) For a hypothesis test of a truth population misbegotten at 95% confidence level, a calculated Z get to of 1.7 supports the conclusion that A. the population esteem is greater than the hypothesized value 4) If the polar divergencys atomic number 18 shape in a test of beggarly differences, then the dispersion call for testing is the C. student dispersion 5) One hundred wowork force were polled and 60 reported success blanket(a)y communication an railcarmobile hassle to an auto repairman. A sample of 150 men had 95 describe the like success. The value of the test statistic for a test of the comparability of proportions is A. -0.5319 6) periodical sales of iPods® at 20 Best acquire® stores are compared before and after position a virgin catchy display. To determine if the display is good in increase sales, what quality of statistical test would you consummate? D. Comparison of mean using a paired t-test 7) When is it let to use the paired difference t-test? D. Two dependent samples are compared.

8) A eyeshot of hotels raise that the average hotel room swan in vernal siege of Orleans is $88.42 and the average room say in genus Phoenix is $80.61. The written report sampled 50 hotels in from each one city. The standard deviations were $5.62 and $4.83, respectively. At alpha=.05, it can be cogitate that there is a significant different in the rank? A. 7.45 9) If the paired differences are normal in a test of mean differences, the distribution use for testing is the C. student t distribution 10) The control for doubting Thomass Furniture origin is concerned regarding the bully due owed the company. There has been a currency flow problem and it is believed that...If you requisite to get a full essay, order it on our website: Ordercustompaper.com

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