Jonathan, a college business student wants to study how many pages of notes fellow classmates took during a semester for a finance class. Past data reveals that pages of notes for a finance college class has a mean of 90, with standard deviation 20 pages. The normal distribution for the population is shown by the dotted black line. He plans to take a random sample of 30 such college students and will calculate the mean pages of notes they take to compare to the known pages of notes students take for a finance college class. Compute the the mean and standard deviation of the sampling distribution of sample means for a sample of size 30. Round your answers to the nearest tenth.
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