Evidence significance level that cost of attendance increase

Reference no: EM13140480

Average undergraduate cost for tuition, fees, room and board for all institutions in 2007 was $19,410. A random sample of costs in 2008 for 40 institutions indicated that the sample mean was $22,098 and the standard deviation was $6050. Is there evidence at the 1% significance level that the cost of attendance has increased? State the hypothesis?

Reference no: EM13140480

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