A CHED commissioner claims that the average cost of one year's tuition for all private colleges in Metro Manila is P32,800. A sample of 15 colleges is selected, and the average tuition is 931,080. The...


A CHED commissioner claims that the average cost of one year's tuition for all private<br>colleges in Metro Manila is P32,800. A sample of 15 colleges is selected, and the average<br>tuition is 931,080. The standard deviation of the sample is 4,000. At a = 0.01, is there enough<br>evidence to reject the claim that the average cost of tuition is equal to P32,800?<br>

Extracted text: A CHED commissioner claims that the average cost of one year's tuition for all private colleges in Metro Manila is P32,800. A sample of 15 colleges is selected, and the average tuition is 931,080. The standard deviation of the sample is 4,000. At a = 0.01, is there enough evidence to reject the claim that the average cost of tuition is equal to P32,800?

Jun 10, 2022
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