The Following Summarizes the Average Price of Air Canada Stock

question 18

Multiple Choice

The following summarizes the average price of Air Canada stock at the end of 20 randomly selected weeks in 2000. Determine a 90% confidence interval for the average Air Canada stock price in 2000.

• A) [16.23, 18.55]
• B) [14.90, 19.87]
• C) [17.48, 19.40]
• D) [16.43, 18.35]
• E) Unable to determine from the information given

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