Jim Runs a Paired Sample T-Test to Compare Emergency Vehicle

question 32

Multiple Choice

Jim runs a paired sample t-test to compare emergency vehicle response time in 2009 to emergency vehicle response time in 2010 and obtains a p-value of .04. What does this mean?

• A) There is no significant difference between 2009 and 2010 response times
• B) There is a significant difference between 2009 and 2010 response times
• C) The response time in 2010 was significantly lower than the response time in 2009
• D) The response time in 2010 was significantly higher than the response time in 2009

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