Of the seven Mann–Whitney U test p-values given in Applied Example 14. 8 on page 684, six are less than 0.001 and the seventh is 0.20. Explain how these p-values relate to statements containing phrases such as significant, drop dramatically, increased steadily, and did not change significantly.
Answer to relevant QuestionsGiven the following data from group 1 and group 2: a. Combine the two datasets in ranked order. Compute the sum of the ranks for group 1, R1. Compute the sum of the ranks for group 2, R2. b. Compute the U score for each ...The Oregon Health & Science University’s news website (http://www.ohsu.edu) gives information on a study that found that some commercial cigarette brands contain 10 to 20 times higher percentages of nicotine in the ...Jessica did not believe she was playing a game with a fair die. She thought that if the die was fair, the tossing of the die should result in a random order of even and odd output. She performed her experiment 14 times. ...According to an August 26, 2008, press release from the U.S. Census Bureau News, the median household income in 2007 was $50,023. A random sample of 250 incomes has a median value different from that of any of the 250 ...When it comes to getting workers to produce, money is not everything; feeling appreciated is more important. Do the rankings assigned by workers and the boss show a significant difference in what each person thinks is ...
Post your question