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Latest Discussions

• Ordinal logistic regression

  Hi EveryoneI am very new to JMP. I have data on the scale of 0-4 on leaf damage scale on 15 eggplants taken every 48 hrs for 3 times on each plant. How can I represent dataset on the jmp .. or show data set for ordinal logistic regression?  Anyone can post data set table as an sample. Thank you 

  Sami

  Discussions |

  Sep 27, 2021 3:56 AM

  1591 views | 1 replies

• is there a script I can use to automate validation testing of my multiple regression model in JMP? (not JMP Pro)

  Hi - Is it possible to use a script or other approach to automate validation testing of my multiple regression model?  Currently, I am manually removing a subset of rows from my original model, using the balance of rows for regression, and then using the subset to evaluate how well the model performed.  I then repeat this numerous times.  It is very time consuming, especially given the fact that I...

  learning_JSL

  Discussions |

  Sep 20, 2021 1:21 PM

  2548 views | 6 replies

• Regression Covariables

  Quick question. I am using a Cox regression model and was wondering if I could include variables that are dependent upon each other in the same model. For example, would adding height, weight, and BMI as covariables affect the model, given that BMI is directly dependent upon height and weight? Another example, in transplant studies I want to know how gender affects survival. So I use both recipien...

  jmpquestions123

  Discussions |

  Sep 9, 2021 8:41 AM

  1616 views | 3 replies

• Cox Regression variable selection

  Hello everyone, is there a way to select variables for Cox regression using a stepwise model in JMP? The stepwise regression model from the Fit Model only has a "Y" category, whereas for Cox-regression I would imagine that in order to choose the best variables I would need an option to add both a "Y" category (event), as well as an "X" category (Time to event)? If not would I put the event in for ...

  jmpquestions123

  Discussions |

  Aug 30, 2021 6:48 AM

  1461 views | 1 replies

• How to make Dynamic Process Screening & Manage Spec Limits

  Hello Everyone,  I am trying to build a dynamic work flow that will allow me to always save my spec limits using the manage spec limits and then using the process screening option. This work flow will have a different amount of columns each week. I tried to include all of the column names in and it worked until the next week where one or more of those columns are not there in the data table and it...

  rmthomas

  Discussions |

  Aug 25, 2021 12:56 PM

  1139 views | 1 replies