Question: hours to work on this test. It is open book and notes, so no LockDown Browser is re D Question 13 3 pts For a

 hours to work on this test. It is open book and

hours to work on this test. It is open book and notes, so no LockDown Browser is re D Question 13 3 pts For a random sample of 100 students the average textbook and supplies cost was $620 for one semester. Calculate a 99% confidence interval for the true mean cost for a semester's materials. Assume a population standard deviation of $25. O (568.48, 671.52) (613.43, 626.57) O (613.56, 626.44) (615.10, 624.90) Con Your Gord

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