A company offers a daily list of stock picks to paid subscribers Its website, called Track Record for TSE, shows the prices of stocks it has recommended (1) on the day the buy recommendation was made, and (2) on a subsequent day within the next week or two The accompanying table is a sample from th...

Let Entry Price Entry be group 1 Claim the populations have the same distribution Stock Pick 1 ...

A company offers a daily list of stock picks to paid subscribers. Its website, called Track Record

Question:

A company offers a daily list of stock picks to paid subscribers. Its website, called Track Record for TSE, shows the prices of it has recommended (1) on the day the "buy" recommendation was made, and (2) on a subsequent day within the next week or two. The accompanying table is a sample from this data, for November to December 2000. At the 0.05 significance level, do the data support the company's claim that, for bought and sold at the prices cited, the buy and sell prices are different? If clients make their own decisions about when to sell a stock, is the displayed data sufficient to support a claim that the clients of this company made money? Explain.

Use the Wilcoxon signed-ranks test.

Stocks
Stocks or shares are generally equity instruments that provide the largest source of raising funds in any public or private listed company's. The instruments are issued on a stock exchange from where a large number of general public who are willing...