CH 2 - Descriptive Statistics

68%) = 16% of data values will be below one standard deviation below the mean. 300 is the mean, so we expect that 50% of the data values will be below the mean. Therefore, we expect 50% 16% = 34% of the data values will be between the mean 300 and one standard deviation below the mean 198. 34% of students use internet between 198 minutes and ... ................
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