Is the success rate of patients using a nicotine patch different from the succes

Question

Is the success rate of patients using a nicotine patch different from the success rate of those using Zyban in the attempt to quit smoking? What is the appropriate model to use for a hypothesis test in this situation? We sample the math self-esteem scores from a random sample of 25 females. What are the probable values of the population mean score for this group? What is the appropriate model to use for a confidence interval in this situation? A researcher wants to know if intelligence as measured by IQ scores differs between college students on academic probation and those not on probation. What is the appropriate model to use for a hypothesis test in this situation?

Explanation / Answer

a) Use two sample proportion test

b) A t test (since sample size < 30)

c) paired sample t test

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