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find chisquare statiscs A new type of steroid cream for the prevention of psoriasis flare-ups is being tested. The cross-tabulation table presents the relationship between

find chisquare statiscs A new type of steroid cream for the prevention of psoriasis flare-ups is being tested. The cross-tabulation table presents the relationship between the occur- rence of flare-ups and use of the steroid cream. What is the relationship between the usage of the cream and the occurrence of flare-ups? Flare-Ups Uses Steroid Cream Yes No Total Yes No 2 10 Total 14 18

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