[tips] "Data is" vs. "Data are"

2015-12-27 Thread Christopher Green
Let the shouting begin! http://fivethirtyeight.com/datalab/data-is-vs-data-are/?ex_cid=538fb Chris ... Christopher D Green Department of Psychology York University Toronto, ON M3J 1P3 43.773759, -79.503722 chri...@yorku.ca http://www.yorku.ca/christo --- You are currently subscribed to tips

Re: [tips] back to the stats well

2015-12-27 Thread Christopher Green
Annette, If you had ranked all 10 of each item, then Kendall’s Coefficient of Concordance, W, would have been appropriate (which, it turns out, is a function of the mean of Spearman rhos (rank-order correlation coefficients) between all possible pairs of variable). But sine you didn’t rank them

RE:[tips] back to the stats well

2015-12-27 Thread Jim Clark
Hi It depends on what you are trying to determine with the data. If you are just interested in preferences of the 10 types, you could think about some count for each of the 10 objects (e.g., # times chosen first, # times chosen at all, or some other categorization). A chi2 could determine if th

[tips] back to the stats well

2015-12-27 Thread Annette Taylor
I need to know if there even is an adequate statistical test, other than using descriptives for this situation: We asked people to order their number 1, 2, 3 choices from a list of 10 options. So 7 options were essentially all tied at 0. So this would be ranked and ordinal data to the best of m

[tips] Robert Spitzer Has Died

2015-12-27 Thread Mike Palij
Many Tipsters are probably familiar with Robert Spitzer from his work on DSM and other areas. At the age of 83, he died from heart disease in Seattle, WA. The NY Times has a somewhat detailed obit for him but I expect there will be others appearing in psychiatric journals (maybe even a psychologi