The range, as a measure of spread, has the disadvantage of being influenced by outliers. Illustrate this with an example.
Answer to relevant QuestionsWhen is the value of the standard deviation for a data set zero? Give one example. Calculate the standard deviation for the example and show that its value is zero. The following data give the number of shoplifters apprehended during each of the past 8 weeks at a large department store. a. Find the mean for these data. Calculate the deviations of the data values from the mean. Is the ...The lengths (in seconds) of the eight most recent songs played on 98.9 FM WCLZ and WCLZ.com (Portland, ME) at 1:28 p.m. on Wednesday July 20, 2011 were as follows: Calculate the range, variance, and standard deviation. The SAT scores of 100 students have a mean of 975 and a standard deviation of 105. The GPAs of the same 100 students have a mean of 3.16 and a standard deviation of .22. Is the relative variation in SAT scores larger or ...The following table gives the grouped data on the ounces of milk dispensed by a machine into 1 gallon jugs for a sample of 250 jugs of milk selected from a day’s production. Note that 1 gallon is equal to 128 ounces. ...
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