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The following table gives the goods shipped to different regions. Please find out the relationship between month and the region (independent or dependent) by using Chi square distribution.

You have to provide expected values, degree of freedom, 95% confidence level and the critical value in Chi square distribution table to confirm your statement.

Month	Region 1	Region 2	Region 3	Region 4
January	300	400	500	600
February	340	440	540	640
March	380	480	580	680
April	400	500	600	700
May	420	520	620	720
June	450	550	650	750
July	410	510	610	710
August	390	490	590	690
September	365	465	565	665
October	350	450	550	650
November	320	420	520	620
December	330	430	530	630

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91111885

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