Recent content by Ketone

  1. K

    Comparison Between Three Groups Over Time

    Ok, thank you, I'll try to do that.
  2. K

    Comparison Between Three Groups Over Time

    The interventions are olfactory stimulation with two different odorants for group 1 and 2 and these odorants reduce appetite in rats. One of the measures of appetite that I have chosen is food intake. I want to fcompare whether the reduction in appetite (food intake) is significant and at which...
  3. K

    Comparison Between Three Groups Over Time

    I think I did not understand the point about interaction and wrote 4 as in number of weeks involved. The change is decrease in food intake(g/rat/day) and that is what I want to compare, i.e, which intervention decreased the food intake more and was the decrease significant. According to my...
  4. K

    Comparison Between Three Groups Over Time

    The food intake for one group started to decrease after one week for one intervention group and after two weeks for the other group as compared to the control group.
  5. K

    Comparison Between Three Groups Over Time

    Yes I have daily food intake for each of the 28 days and I have 4 interaction points.
  6. K

    Comparison Between Three Groups Over Time

    Hi Obh, I have one control and two other groups receiving interventions. I have to record the average of daily food intake of each group and compare it with the average food intake of other groups over a period of 28 days to find out if and when the difference becomes significant.
  7. K

    Comparison Between Three Groups Over Time

    Thank you. Can you please tell whether it will work for between group comparison on each day apart from within group comparisons? I have three independent groups that need to be compared.
  8. K

    Comparison Between Three Groups Over Time

    Which statistical test should I use to compare between three groups over time (28 days) using means calculated for the whole group?