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Die volgende relatiewe frekwensieverdeling is ‘n opsomming van die tyd (in minut...
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Die volgende relatiewe frekwensieverdeling is ‘n opsomming van die tyd (in minute) wat ‘n steekproef van telefoonoproepe geduur het. / The following relative frequency distribution summarizes the duration (in minutes) of a sample of telephone calls.
Tyd / Time | Relatiewe frekwensie / Relative frequency |
(0 – 5] | 0.37
|
(5 – 10] | 0.22
|
(10 – 15] | 0.15
|
(15 – 20] | 0.10
|
(20 – 25] | 0.07
|
(25 – 30] | 0.07
|
(30 – 35] | 0.02
|
Die variasiewydte van die waarnemings is / The range of the observations is
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