posted by Karla .
Cepheid variables are vital for measuring the distances of relatively nearby galaxies. What is the probability of finding a cepheid variable star? State ALL your assumptions
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
Since this is not my area of expertise, I searched Google under the key words "Cepheid variables galaxy distances" to get these possible sources:
In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search. Also see http://hanlib.sou.edu/searchtools/.