Travelocity Would Like to Test If the Standard Deviation for Roundtrip

question 3

Multiple Choice

Travelocity would like to test if the standard deviation for roundtrip airfares between New York and London is less than $200. The correct hypothesis statement would be _____.

• A)H₀: a² = 200; H₁: a² × 200
• B)H₀: µ c 200; H₁: µ < 200
• C)H₀: a² c 40,000; H₁: a² < 40,000
• D)H₀: a c 40,000; H₁: a < 40,000

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