I am currently writing my thesis, and I need your help! I am researching the effect of functional diversity within project teams on their cooperation and performance. To measure diversity, I used Blau's index. This index ranges from 0 (totally homogeneous) to 1 (totally...
So I want to create an index for activity level.
We have the following variabeles (I translated a couple of things to english, tis originally in dutch):
v18_1 I am a member of: Sportclub
v18_2 Ik ben lid van een:Music school
v18_3 Ik ben lid van een: Jeugdbeweging
v18_4 Ik ben lid van...
I'm doing research on some return series covering different periods. My data consists of transactions and I can thus calculate the returns on individual transaction pairs.
As I want to compare the returns per period, but most transactions overlap periods I would like to...
Hi, I am creating an index variable which is basically three variables added together. However, I need to make sure each participant answered all three variables. How can I delete cases so that each person has a value for variable one, two and three?
Many thanks, and hopefully when I am...
I asked 25 questions in a test.
I would like to know which of the 25 question has the most correct responses. I could tab each variable and know the answer but is there a way to create a new variable with this info...
Hi, i would appreciate some help on the following:
I have to compare 3 different farming management systems (Organic, conventional, integrated) in terms of soil fauna (soil arthropod insects)
I have calculated for each management system: Soil fauna's Total catches, mean abundance, Shannon's...
I have a question that I'm not sure how to tackle. Suppose I have a time-series of length 12,000 and would like to know where in the time-series that a prescribed threshold value is exceeded, say, 10 times in a row. That is, for example, if the time series has y values that range...
I'm a brand new R user, and I have what is probably a very easy question. I ran a simulation to figure out a probability question. I'll show the code below, but I was wondering if anybody could tell me a more efficient way to do what I've done.
The basic question is "If the correlation...
I am new to the board and tried to search for Hotelling's T but could not find an answer to my problem (the appropriate test statistic). I'm not sure if Hotelling's is the correct stat, or if one exists.
Setup: I have two samples of different sizes, A and B, drawn from different...