Question: Step by step for the entire construction in StatCrunch a contingency table. calculate the chi-square statistic and degrees of freedom for the following set of

Step by step for the entire construction in StatCrunch a contingency table. calculate the chi-square statistic and degrees of freedom for the following set of data for 180 people undergoing a knee replacement treatment with a drug supplement: Treatment with drug X Treatment without Drug X Total Had > 8 wk rehab 20 35 55 Had < 8 wk rehab 70 55 125 Total 90 90 180

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