Treatment A Treatment B Effective Not Effective 273 289 (a) Calculate the conditional proportions for effectiveness...
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Treatment A Treatment B Effective Not Effective 273 289 (a) Calculate the conditional proportions for effectiveness per treatment type. (b) Calculate the marginal proportions for each variable. (c) Which treatment appears to be more effective? Why? Small Stones The researchers, however, also collected data on the size of the kidney stone that was treated. The stones were classified into two ranges for size, large and small. The results break down into the following: Large Stones 77 61 A B A B Effective Not Effective 81 234 192 55 6 36 71 25 (d) Create a table of conditional proportions of effectiveness by treatment for each stone size. (e) What are your findings? Treatment A Treatment B Effective Not Effective 273 289 (a) Calculate the conditional proportions for effectiveness per treatment type. (b) Calculate the marginal proportions for each variable. (c) Which treatment appears to be more effective? Why? Small Stones The researchers, however, also collected data on the size of the kidney stone that was treated. The stones were classified into two ranges for size, large and small. The results break down into the following: Large Stones 77 61 A B A B Effective Not Effective 81 234 192 55 6 36 71 25 (d) Create a table of conditional proportions of effectiveness by treatment for each stone size. (e) What are your findings?
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