Topic: FREQUENCY DISTRIBUTION DATA GROUPED Below are the durations (in seconds) of songs that were popular. (The Songs are by Timberlake, Furtado, Daughtry, Stefani, Fergie, Akon, Ludacris, Beyonce, Nickelback, Rihanna, Fray, Lavigne, Pink, Mims, Mumidee and Omarion). 448 242 231 246 246 293 280 227 244 213 262 239 213 258 255 257 A. Find the range, mean, median, mode, the variance and the standard deviation. B. Is any duration very different from the others? How is this fact evidenced in each of the Measures of location and dispersion found? C. Calculate the coefficient of variation. What can say about the relationship between the average duration of the songs and the calculated deviation?
Topic: FREQUENCY DISTRIBUTION DATA GROUPED
Below are the durations (in seconds) of songs that were popular. (The Songs are by Timberlake, Furtado, Daughtry, Stefani, Fergie, Akon, Ludacris, Beyonce, Nickelback, Rihanna, Fray, Lavigne, Pink, Mims, Mumidee and Omarion).
448 242 231 246 246 293 280 227 244
213 262 239 213 258 255 257
A. Find the
B. Is any duration very different from the others? How is this fact evidenced in each of the Measures of location and dispersion found?
C. Calculate the coefficient of variation. What can say about the relationship between the average duration of the songs and the calculated deviation?
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