Community College Tuition. Use the following information for Exercises 53–63. The College Board reported that the mean tuition and fees at community colleges nationwide for the 2013–2014 academic year was $3264. Data were gathered on the total tuition and fees for a random sample of 10 community colleges in 2015. The normal probability plot is shown here.

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Normal probability plot.

Question 9.253

57. Assess the strength of evidence against the null hypothesis.

9.4.57

There is solid evidence against the null hypothesis that the population mean is $3264.