# Test2 - Statistics Probability Exam#2(Chapters 7-8 11 13...

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Statistics & Probability Exam #2 (Chapters 7-8, 11 - 13) Please Show Work, when possible! (If you don't, I can't give you partial credit!) 1. A basketball player has a 70% free throw percentage (meaning that she makes the free-throw 70% of the time that she shoots a free-throw). Design a simulation to estimate how many times this basketball player needs to shoot a free-throw in order to make 3 free-throws. Explain exactly how you would perform the simulation, how many times you would simulate and what you would do with your results to estimate the answer to the question. 2. A headline in a local newspaper announced "Video game playing can lead to better spatial reasoning abilities". The article reported that a study found "statistically significant differences" between teens who play video games and teens who do not, with teens who play video games testing better in spatial reasoning. Do you think the headline was appropriate? Explain.

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3. A researcher wants to compare the effect of a new type of shampoo on hair condition. The researcher .
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Test2 - Statistics Probability Exam#2(Chapters 7-8 11 13...

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