The following table shows the frequency distribution for the golf
The following table shows the frequency distribution for the golf scores recorded during the 2012 Masters tournament:
Score Frequency
278–282 ....... 6
283–287 ....... 12
288–292 ....... 21
293–297 ....... 16
298–302 ....... 6
303–307 ....... 1
a. Calculate the approximate average golf score for the tournament.
b. Calculate the approximate variance and standard deviation for the tournament.
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