Thursday, May 17, 2012

Which 2 Sample Hypothesis Test To Use?

We did a movie project where we watched a film from the 70s and a film from the 2000s and counted the violent scenes in each movie. We have to do a 2 sample comparison.
The null hypothesis is that there is equal violence in both films
Alternate hypothesis is that the newer film is more violent
According to the instructions, "The 1970s movies is your "population". You are counting the number of incidents of violence. These are your "n". The newer movie is a sample."
These instructions make

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