Recent content by sf0

This is a course at the local community college, it is a stats class. BTW, when I was in high school we didn't have stats classes, when did this start?

Does this work? https://drive.google.com/file/d/0B6RgyyDT3THOeFJkNkVIQklTbTg/view?usp=sharing

Sorry, the file size is too big. Can I email it to you? Or I'll just copy-paste the text here. I decided to learn statistics because of my interest in Climate Change. In a 2010 BBC interview, a prominent climate scientist admitted that the warming trend since 1995 to “the present” was “not...

I have written my presentation, is anyone willing to read it for accuracy? Is it possible to attach a Word document? Or I can email it.

Thanks again! I have another question ... What is the difference between comparing two dependent samples of the same 60 counties from 1964 and 2014, and comparing two independent samples of 30 counties from 1964 and 30 different counties from 2014? Are they two ways of measuring the same thing...

Thanks for your help! I had another question, about interpretation. If global warming makes weather more extreme, then we would expect the variance for the 2014 data to be higher, right? But if global warming is more pronounced the closer you get to the poles, then we would expect the variance...

For our class project we are to collect some data from two populations, summarize it in table and graphical form, and conduct at least two different hypothesis tests that use different procedures and construct two different confidence intervals. I wanted to summarize my plan here and ask for...