p-value

  1. L

    Need help to test the significance

    I want to make a test to see if the difference is significant or not. What I have is two different groups of values (one with 31 values and the other with 28 values). These values have nothing to do with each other, (since it is values of iron intake for people in two different cities). I need...
  2. C

    Low correlation, but significative p-value

    Hello, I have a sample n=522, and did a spearman correlation with the result coeffeciente 0,27 **, wich indicates that there isnt a relation. However the p-valu is <0,05. My sample has a several 0 wich i belevie is the awnser to this results. Is it true? What can i think of this...