Examlex
For a chi-square test of independence,a contingency table with 7 rows and 8 columns has how many degrees of freedom?
Unconfined Channels
Natural river channels that are not constrained by man-made structures and are free to change course and flood.
Fraser River
A major river in British Columbia, Canada, known for its salmon runs and importance to the local ecosystem.
Vancouver
A major coastal city in western Canada, located in the Lower Mainland region of British Columbia.
British Columbia
A province located on the west coast of Canada, known for its natural landscapes and diverse ecosystems.
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