THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 147

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
An airline is considering changing the color scheme of its planes' interiors.A focus group of 220 people was asked which color scheme they preferred.Of those who expressed a preference,87 preferred the new color scheme,while 121 preferred the old.
-Consider the following contingency table.Is there sufficient evidence to reject the null hypothesis of no association between the two variables?

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Definitions:

Stock Market Values

The overall value of shares traded within a stock market, representing the market's perception of the total worth of its listed companies.

Uncertainty

The degree to which the outcome of an event, choice, or investment is unknown.

Constant Growth DDM

The Dividend Discount Model assumes dividends grow at a constant rate indefinitely, used to estimate the value of a company's stock.

Preferred Stock

A class of ownership in a corporation that has a higher claim on assets and earnings than common stock, usually with fixed dividends.