5)If a sample is stratified, does this mean it is grouped? (Not a direct question)

8)How do I write estimates for the mean times if I'm presented with time as something like 0<t<.(larger or equal to)8 or 8<t<.16???

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- Jan 5th 2010, 06:55 AMMukilabGeneral question and mean estimates for ineqaulities
5)If a sample is stratified, does this mean it is grouped? (Not a direct question)

8)How do I write estimates for the mean times if I'm presented with time as something like 0<t<.(larger or equal to)8 or 8<t<.16???