The Printout Below Refers to the Weekly Closing Stock Prices

question 87

Multiple Choice

The printout below refers to the weekly closing stock prices for Air Canada on 20 randomly
Selected weeks in 2000.
Using a 5% level of significance, can you say that the average Air Canada stock price was less than
$19) 00?

• A) Fail to reject the null hypothesis and conclude the mean stock price was $19.00.
• B) Since the P-value is less than the selected alpha, reject the null hypothesis and conclude the mean stock price was lower than $19.00.
• C) Since the P-value is more than the selected alpha, reject the null hypothesis and conclude the mean stock price was more than $19.00.
• D) Since the P-value is less than the selected alpha, reject the null hypothesis and conclude the mean stock price was different from $19.00.
• E) Since the confidence interval doesn't contain the value $19.00, reject the null hypothesis and conclude that the mean stock price is different from $19.00.

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Definitions:

Black Louisianans

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Francisco Menendez

A leader of the fortified Mose community in Florida, providing a haven for escaped slaves in the 18th century.

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A self-governing community established by African Americans, where individuals lived free from the restrictions of slavery, notable examples include Seneca Village in New York.

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Social interaction between members of different racial groups, which can play a role in reducing racial prejudices and promoting understanding.