Anita Cruz recently assumed responsibility for a large investment portfolio. She wonders whether industry sector influences investment objective. Her staff prepared the following contingency table from a random sample of 200 common stocks: 
Anita's null hypothesis is ___.
Definitions:
Line Graph
A type of chart used to visualize data that changes over time, with points connected by straight line segments.
Insurance Company
A business entity that provides risk management by offering policyholders compensation for specific losses in exchange for premiums.
Homeowners
Individuals who own the homes in which they live, holding either a mortgage or clear title to the property.
Claims
Assertions or requests for payment as compensation for a loss or damage covered under an insurance policy.
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