What is the parametric counterpart to the Wilcoxon signed rank test for one sample? Compare the assumptions involved in using the respective tests
The parametric counterpart to the Wilcoxon signed rank test is the one-sample t-test. The one sample t-test assumes that the underlying population is normally distributed and that the data are continuous on the ratio or interval scale. The Wilcoxon signed rank test assumes that the underlying population is approximately symmetric and that the data are continuous on the ratio or interval scale.
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In 2007-2008, more than 12,000 members of the Writers Guild of America went out on strike after contract negotiations with the Alliance of Motion Picture and Television Producers (AMPTP) came to impasse. The strike started in November, 2007 and concluded in February, 2008 and, by some estimates, cost the industry around $2 billion. Given the expense of the strike to the industry and lost income to the writers, what other alternatives might the writers have considered in their quest to pressure the AMPTP to make concessions? Why do you think the Writers Guild decided to strike instead of pursuing these less costly alternatives?
What will be an ideal response?
The 1934 Act is primarily intended to
a. maintain the integrity of the secondary market for securities. b. make sure companies who wish to raise money by the sale of securities comply with disclosure requirements for the initial offering. c. coordinate federal and state laws with a primary emphasis on allowing the individual states to maintain primary control over securities law. d. broaden the SEC's enforcement power.
Legal concerns about channel of distribution arrangements are most likely to arise when
A. a firm uses multichannel distribution to reach its target markets. B. a traditional channel system is involved. C. the firm is using intensive distribution. D. a corporate channel system is involved. E. there are horizontal arrangements between firms at the same level of the channel.
Mohammed worked in a garment manufacturing firm. He was a new immigrant from Afghanistan and due to the terrorist activities in his country he faced several discrimination issues at his place of work. He was subjected to humiliation and verbal abuse, and subsequently he was physically assaulted by his co-workers a few blocks from the company premises. He filed a suit under Title VII alleging
racial discrimination by co-workers and his employers. To establish a prima-facie case he should present the court with:? A) ?enough evidence to raise a presumption of discrimination. B) ?written notice from the federal government allowing him to sue his employers. C) ?written notice from the state government allowing him to sue his employers and co-workers. D) ?direct evidence to raise the mixed-motive analysis under Section 702(m).