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What is the sample size

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Reference no: EM132188234

The National Collegiate Athletic Association (NCAA) requires colleges to report the graduation rates of their athletes. Here are data from a Big Ten university's report: 45 of the 74 athletes admitted in a specific year graduated within 6 years. Does the proportion of athletes who graduate differ significantly from the all-university proportion, which is .70?

  • What is the sample size?
  • What is the sample proportion?
  • What are the null and alternative hypotheses?
  • What is the value of the test statistic for your observed results?
  • What is the p-value for your observed results?
  • What is your conclusion?Assume a significance level of .05.
  • Based on your conclusion, what type of error are you risk at?

Reference no: EM132188234

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