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hello this is dr. grande welcome to my video on performing the sign test using SPSS as always if you find this video useful please like it and subscribe to my channel I certainly appreciate it I have here in the data editor an SPSS fictitious data Ill be using for this example I have two variables one is named score and lets assume these scores are generated from a Depression Inventory I have 40 records here and then I have another variable in a median and all the values here are set to 50 the sign test is a nonparametric alternative to the one sample t-test and the paired samples t-test in this example Ill be using it as a nonparametric alternative to the one sample t-test so we have the score variable and we have a population mean and a population median of course the population median is recorded here normally with data configured as I have them here particularly this score variable we would use a one sample t-test and compare these scores to a population mean however in this in