Res 341 Lab test 1 - The Median is the middle number or...

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Here are the numbers of calls received during randomly chosen, -minute time intervals at a customer support service: 23, 8, 23, 19, 8, 7, 8, 23. What is the mean of this data set? first we sort the numbers 7, 8, 8, 8, 19, 23, 23, 23. The mean is the arithmetic average = (7+8+8+8+19+23+23+23)/8= 14.87 What is the median of this set?
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Unformatted text preview: The Median is the middle number or average of the 2 middle numbers = (8+19)/2=13.5 How many modes does the data set have, and what are their values? The mode is the number that appears the most. Here we have 8 and 23 that are repeated 3 times thus the data set has 2 modes : 8 and 23...
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